**Refereed Publications**

J.S. George, W.R. Binns, E.R. Christian, A.C. Cummings, G.A. deNolfo,
M.H. Israel, R.A. Leske, R.A. Mewaldt, E.C. Stone, T.T. von Rosenvinge,
M.E. Wiedenbeck, "Elemental Composition and Energy Spectra of GCRs
Measured by the Cosmic Ray Isotope Spectrometer (CRIS) on ACE at Solar
Minimum", in preparation for submission to *ApJ* (2003).

T. Hams, L.M. Barbier, M. Bremerich, E.R. Christian, G.A. de Nolfo, S.
Geier, H. Göbel, S.K. Gupta, M. Hof, W. Menn, R.A. Mewaldt, J.W.
Mitchell, S.M. Schindler, M. Simon, R.E. Streitmatter, "Abundance of the
radioactive ^10^Be in the cosmic radiation up to 2 GeV nucleon^-1^ with
the balloon-borne instrument ISOMAX 1998", in preparation for submission
to *ApJ* (2003).

G.A. de Nolfo, N.E. Yanasak, W.R. Binns, A.C. Cummings, E.R. Christian,
J.S. George, P.L. Hink, M.H. Israel, R.A. Leske, M. Lijowski, R.A.
Mewaldt, E.C. Stone, T.T. von Rosenvinge, M.E. Wiedenbeck,
\"Measurements of the Isotopes of Lithium, Beryllium, and Boron from
ACE/CRIS\", Solar and Galactic Composition, *AIP Conference
Proceedings*, **598**, 251 (2001).

N.E. Yanasak, G.A. de Nolfo, W.R. Binns, A.C. Cummings, E.R. Christian,
J.S. George, P.L. Hink, M.H. Israel, R.A. Leske, M. Lijowski, R.A.
Mewaldt, E.C. Stone, T.T. von Rosenvinge, M.E. Wiedenbeck, \"The
Cosmic-Ray Contribution to Galactic Abundances of the Light Elements:
Interpretation of GCR LiBeB Abundance Measurements from ACE/CRIS", Solar
and Galactic Composition, *AIP Conference Proceedings*, **598**, 245
(2001).

M.A. DuVernois, S.W. Barwick, J.J. Beatty, S. Coutu, G.A. de Nolfo, E.
Schneider, A. Bhattacharyya, C.R. Bower, J.A. Musser, A. Labrador, D.
Muller, S.P. Swordy, E. Torbet, C. Chaput, S. McKee, G. Tarle, A.D.
Tomash, " Cosmic-ray electrons and positrons from 1 to 100 GeV:
Measurements with HEAT and their interpretation", *ApJ*, 559 (1):
296-303 (2001).

M. Bremerich, H. Göbel, T. Hams, M. Hof, W. Menn, M. Simon, E.R.
Christian, A.J. Davis, G.A. de Nolfo, S.K. Gupta, J.F. Krizmanic, R.A.
Mewaldt, J.W. Mitchell, J.F. Ormes, S.M. Schindler, R.E. Streitmatter,
"ISOMAX: A Balloon-Borne Instrument to Measure Cosmic Ray Isotopes,"
*NIM A,* **454**, 180 (2000)*.*

G.A. de Nolfo, L.M. Barbier, E.R. Christian, A.J. Davis, R.L. Golden, M.
Hof, L.K. Krombel, A.W. Labrador, W. Menn, R.A. Mewaldt, J.W. Mitchell,
J.F. Ormes, I.L. Rassmussen, O. Reimer, S.M. Schindler, M. Simon, S.J.
Stochaj, R.E. Streitmatter, W.R. Webber, \"A measurement of Cosmic Ray
Deuterium from 0.5-2.9 GeV/nucleon,\" *ACE 2000 AIP Conference
Proceedings*, **528**, 425 (2000).

S.H. Sposato, L.M. Barbier, W.R. Binns, E.R. Christian, J.R. Cummings,
G.A. de Nolfo, P.L. Hink, M.H. Israel, R.A. Mewaldt, J.W. Mitchell, S.M.
Schindler, R.E. Streitmatter, C.J. Waddington, "Co/Ni Element Ratio in
the Galactic Cosmic Rays between 0.8 and 4.3 GeV/nucleon,*" ACE 2000 AIP
Conference Proceedings*, **528**, 433 (2000).

S. Coutu, J.J. Beatty, M.A. DuVernois, S.W. Barwick, E. Schneider, A.
Bhattacharyya, C.R. Bower, J.A. Musser, A. Labrador, D. Muller, S.P.
Swordy, E. Torbet, C. Chaput, S. McKee, G. Tarle, A.D. Tomash, G.A. de
Nolfo, " Energy spectra, altitude profiles, and charge ratios of
atmospheric muons", *Physical Rev. D*, 62 (3) (2000).

W.R. Binns, J.H. Adams, Jr., L.M. Barbier, E.R. Christian, J.R.
Cummings, G.A. de Nolfo, P.L. Hink, M.H. Israel, J.F. Krizmanic, R.A.
Leske, W. Menn, R.A. Mewaldt, J.W. Mitchell, S.M. Schindler, M. Simon,
S.H. Sposato, C.J. Waddington, M.E. Wiedenbeck, "Ultra-Heavy (Z\>30)
Galactic Cosmic-Ray Nuclei and the ACCESS Charge (Z) Identification
Module (ZIM)," Topics in Cosmic-Ray Astrophysics, Ed. M. DuVernois, Nova
Science Publishers (2000).

S.Coutu, S.Barwick, J.J. Beatty, C.R. Bower, A. Bhattacharyya, C.
Chaput, G. de Nolfo, M.A. DuVernois, D.J. Ficenec, A. Labrador, S.
McKee, D. Müller, J. Musser, S. Nutter, P.B. Price, E. Schneider, S.
Swordy, G. Tarlé, A. Tomasch, E. Torbet, "Cosmic-Ray Positrons: Are
There Primary Sources?", *Astropart. Phys., **11** (4), 429-435* (1999).

S.Barwick, J.J. Beatty, C.R. Bower, A. Bhattacharyya, C. Chaput, S.
Coutu, G. de Nolfo, M.A. DuVernois, D.J. Ficenec, A. Labrador, S. McKee,
D. Müller, J. Musser, S. Nutter, P.B. Price, E. Schneider, S. Swordy, G.
Tarlé, S. Coutu, A. Tomasch, E. Torbet, "The Energy Spectra and Relative
Abundance of Electrons and Positrons in the Galactic Cosmic Radiation,"
*Ap. J.*, **498**, 779-789 (1998).

S.Barwick, J.J. Beatty, C.R. Bower, A. Bhattacharyya, C. Chaput, S.
Coutu, G. de Nolfo, M.A. DuVernois, D.J. Ficenec, A. Labrador, S. McKee,
D. Müller, J. Musser, S. Nutter, P.B. Price, E. Schneider, S. Swordy, G.
Tarlé, S. Coutu, A. Tomasch, E. Torbet, "Cosmic Ray Reentrant Electron
Albedo: High-Energy Antimatter Telescope Balloon Measurements from Fort
Sumner, New Mexico," *J. Geophys. Res.,* **103**, 4817-4823 (1997).

S.Barwick, J.J. Beatty, C.R. Bower, A. Bhattacharyya, C. Chaput, S.
Coutu, G. de Nolfo, M.A. DuVernois, D.J. Ficenec, A. Labrador, S. McKee,
D. Müller, J. Musser, S. Nutter, P.B. Price, E. Schneider, S. Swordy, G.
Tarlé, S. Coutu, A. Tomasch, E. Torbet, "The High-Energy Antimatter
Telescope (HEAT): an Instrument for the Study of Cosmic-Ray Positrons,"
*Nucl. Inst. & Meth. A*, **400**, 34 (1997).

S.Barwick, J.J. Beatty, C.R. Bower, A. Bhattacharyya, C. Chaput, S.
Coutu, G. de Nolfo, M.A. DuVernois, D.J. Ficenec, A. Labrador, S. McKee,
D. Müller, J. Musser, S. Nutter, P.B. Price, E. Schneider, S. Swordy, G.
Tarlé, S. Coutu, A. Tomasch, E. Torbet, "Measurements of the Cosmic-Ray
Positron Fraction from 1 to 50 GeV," *Ap. J.,* **482**, L191-L194
(1997).

S.Barwick, J.J. Beatty, C.R. Bower, A. Bhattacharyya, C. Chaput, S.
Coutu, G. de Nolfo, M.A. DuVernois, D.J. Ficenec, A. Labrador, S. McKee,
D. Müller, J. Musser, S. Nutter, P.B. Price, E. Schneider, S. Swordy, G.
Tarlé, S. Coutu, A. Tomasch, E. Torbet, "Cosmic Ray Positrons at High
Energies: a New Measurement*," Phys. Rev. Lett. ,* **75**, 390-393
(1995).

**Conference Proceedings**

G.A. de Nolfo, N.E. Yanasak, W.R. Binns, E.R. Christian, A.C. Cummings,
A.J. Davis, J.S. George, M.H. Israel, R.A. Leske, R.A. Mewaldt, E.C.
Stone, T.T. von Rosenvinge, M.E. Wiedenbeck, "Measurements of the
Isotopes of Lithium, Beryllium and Boron from ACE/CRIS", Proceedings of
the 27^th^ International Cosmic Ray Conference, **5**, 1667 (2001).

N.E. Yanasak, G.A. de Nolfo, W.R. Binns, E.R. Christian, A.C. Cummings,
A.J. Davis, J.S. George, M.H. Israel, R.A. Leske, R.A. Mewaldt, E.C.
Stone, T.T. von Rosenvinge, M.E. Wiedenbeck, "The Cosmic-Ray
Contribution to LiBeB: Interpretation of the LiBeB Abundances from
CRIS", Proceedings of the 27^th^ International Cosmic Ray Conference,
**5**, 1831 (2001).

R.A. Leske, G.A. de Nolfo, C.M.S. Cohen, E.R. Christian, A.C. Cummings,
R.A. Mewaldt, P.L. Slocum, E.C. Stone, T.T. von Rosenvinge, M.E.
Wiedenbeck, "Solar Energetic Particles from ACE Solar Isotope
Spectrometer". ", Proceedings of the 27^th^ International Cosmic Ray
Conference, **8**, 3269 (2001).

G.A. de Nolfo, L.M. Barbier, M. Bremerich, E.R. Christian, A.J. Davis,
S. Geier, H. Göbel, S.K. Gupta, T. Hams, M. Hof, J.F. Krizmanic, W.
Menn, R.A. Mewaldt, J.W. Mitchell, J.F. Ormes, S.M. Schindler, M. Simon,
R.E. Streitmatter, "A Measurement of the ^10^Be/^9^Be Ratio above 1.0
Gev/nucleon: Results from the 1998 Flight of ISOMAX," *Proc. 27^th^
Intern. Cosmic Ray Conf. (Hamburg),* **5**, 1659, (2001).

T. Hams, L.M. Barbier, M. Bremerich, E.R. Christian, A.J. Davis, G.A. de
Nolfo, S. Geier, H. Göbel, S.K. Gupta, M. Hof, J.F. Krizmanic, W. Menn,
R.A. Mewaldt, J.W. Mitchell, J.F. Ormes, S.M. Schindler, M. Simon, R.E.
Streitmatter, "^10^Be/^9^Be Ratio up to 1.0 GeV/nucleon measured in the
ISOMAX 98 Balloon Flight," *Proc. 27^th^ Intern. Cosmic Ray Conf.
(Hamburg),* **5**, 1655, (2001).

H. Göbel, L.M. Barbier, M. Bremerich, E.R. Christian, A.J. Davis, G.A.
de Nolfo, S. Geier, H. Göbel, S.K. Gupta, T. Hams, M. Hof, J.F.
Krizmanic, W. Menn, R.A. Mewaldt, J.W. Mitchell, J.F. Ormes, S.M.
Schindler, M. Simon, R.E. Streitmatter, "^7^ Li/^6^Li Ratio in the
energy range from 150 to 1300 MeV/nucleon measured with the
balloon-borne ISOMAX98 instrument in the upper atmosphere," *Proc.
27^th^ Intern. Cosmic Ray Conf. (Hamburg),* **5**, 1663, (2001).

J.T. Link, L.M. Barbier, W.R. Binns, E.R. Christian, A.C. Cummings, G.A.
de Nolfo, P.F. Dowkontt, J.W. Epstein, P.L. Hink, M.H. Israel, R.A.
Mewaldt, J.W. Mitchell, M.A. Olevitch, S.M. Schindler, E.C. Stone, R.E.
Strietmatter, and C.J. Waddington, "Measuring the abundances of
ultra-heavy galactic cosmic rays through ultra long duration
ballooning", Proceedings of the 27^th^ International Cosmic Ray
Conference, **6**, 2143 (2001).

S. Geier, L.M. Barbier, M. Bremerich, E.R. Christian, A.J. Davis, G.A.
de Nolfo, H. Göbel, S.K. Gupta, T. Hams, M. Hof, J.F. Krizmanic, W.
Menn, R.A. Mewaldt, J.W. Mitchell, J.F. Ormes, S.M. Schindler, M. Simon,
R.E. Streitmatter, "In flight Performance of the ISOMAX TOF," *Proc.
26^th^ Intern. Cosmic Ray Conf. (Salt Lake City)*, **3,** 17, (1999).

G.A. de Nolfo, L.M. Barbier, M. Bremerich, E.R. Christian, A.J. Davis,
S. Geier, H. Göbel, S.K. Gupta, T. Hams, M. Hof, J.F. Krizmanic, W.
Menn, R.A. Mewaldt, J.W. Mitchell, J.F. Ormes, S.M. Schindler, M. Simon,
R.E. Streitmatter, "Cosmic Ray Isotope Measurements using the
Cherenkov-Rigidity Technique in ISOMAX," *Proc. 26^th^ Intern. Cosmic
Ray Conf. (Salt Lake City),* **3**, 29, (1999).

T. Hams, L.M. Barbier, M. Bremerich, E.R. Christian, A.J. Davis, G.A. de
Nolfo, S. Geier, H. Göbel, S.K. Gupta, M. Hof, J.F. Krizmanic, W. Menn,
R.A. Mewaldt, J.W. Mitchell, J.F. Ormes, S.M. Schindler, M. Simon, R.E.
Streitmatter, "The ISOMAX Magnetic Rigidity Spectrometer," Proc*. 26^th^
Intern. Cosmic Ray Conf. (Salt Lake City),* **3**, 121, (1999).

J.W. Mitchell, L.M. Barbier, M. Bremerich, E.R. Christian, A.J. Davis,
G.A. de Nolfo, S. Geier, H. Göbel, S.K. Gupta, T. Hams, M. Hof, J.F.
Krizmanic, W. Menn, R.A. Mewaldt, J.F. Ormes, S.M. Schindler, M. Simon,
R.E. Streitmatter, "ISOMAX: Flight Performance of the Isotope Magnet
Experiment,*" Proc. 26^th^ Intern. Cosmic Ray Conf. (Salt Lake City),*
**3**, 113, (1999).

S.H. Sposato, L.M. Barbier, W.R. Binns, E.R. Christian, J.R. Cummings,
G.A. de Nolfo, P.L. Hink, M.H. Israel, R.A. Mewaldt, J.W. Mitchell, S.M.
Schindler, R.E. Streitmatter, C.J. Waddington, "The Trans-Iron Galactic
Element Recorder (TIGER): A Balloon-borne Cosmic Ray Experiment,*" Proc.
26^th^ Intern. Cosmic Ray Conf. (Salt Lake City),* **5**, 29, (1999).

J.T. Link, L.M. Barbier, W.R. Binns, E.R. Christian, J.R. Cummings, G.A.
de Nolfo, P. Dowkontt, J. Epstein, P.L. Hink, M.H. Israel, R.A. Mewaldt,
J.W. Mitchell, M. Olevitch, S.M. Schindler, S.H. Sposato, R.E.
Streitmatter, C.J. Waddington, "The Trans-Iron Galactic Element Recorder
for the Ultra-Long Duration Balloon Project Demo 2000," *Proc. 26^th^
Intern. Cosmic Ray Conf. (Salt Lake City),* **5**, 57, (1999).

J.R. Cummings, J.H. Adams, L.M. Barbier, W.R. Binns, E.R. Christian,
G.A. de Nolfo, P.L. Hink, M.H. Israel, R.A. Leske, J.T. Link, R.A.
Mewaldt, J.W. Mitchell, W. Menn, S.M. Schindler, M. Simon, S.H. Sposato,
E.C. Stone, R.E. Streitmatter, C.J. Waddington, M.E. Wiedenbeck, "The
Charge (Z) Identification Module (ZIM) for ACCESS: An Instrument
Calibration using 10.6 GeV/nucleon Au^79^ ," *Proc. 26^th^ Intern.
Cosmic Ray Conf. (Salt Lake City)*, **5**, 156, (1999).

S. Coutu, S.W. Barwick, J.J. Beatty, A. Bhattacharyya, C.R. Bower, C.
Chaput, G.A. de Nolfo, M.A. Du Vernois, A. Labrador, S. McKee, T.
Miller, J.A. Musser, D. Müller, S.L. Nutter, E. Schneider, S.P. Swordy,
G. Tarlé, A.D. Tomasch, E. Torbet, "Air Shower Muons and the Atmospheric
Neutrino Puzzle,*" Proc. 26^th^ Int. Cosmic Ray Conf. (Salt Lake City),*
**2**, 68, (1999).

W.R. Binns, J.H. Adams, Jr., L.M. Barbier, E.R. Christian, J.R.
Cummings, G.A. de Nolfo, P.L. Hink, M.H. Israel, J.F. Krizmanic, R.A.
Leske, W. Menn, R.A. Mewaldt, J.W. Mitchell, S.M. Schindler, M. Simon,
S.H. Sposato, C.J. Waddington, M.E. Wiedenbeck, "Ultra Heavy (Z\>30) and
Heavy (10\<Z\<30) Cosmic Ray Measurements on ACCESS with the Charge (Z)
Identification Module (ZIM*)," AIP Conference Proceedings 458*, Space
Technology and Applications, International Forum 1999, 251, Ed. Mohamed
S. El-Genk, 1999.

G.A. de Nolfo, S.W. Barwick, J.J. Beatty, A. Bhattacharyya, C.R. Bower,
C. Chaput, S. Coutu, M.A. DuVernois, A. Labrador, S. McKee, T. Miller,
D. Müller, J.A. Musser, S.L. Nutter, E. Schneider, S.P. Swordy, G.
Tarlé, A.D. Tomasch, E. Torbet, "Secondary and Re-entrant Albedo
Electrons in the Atmosphere," Proc*. 25^th^ Int. Cosmic Ray Conf.
(Durban),* SH 6.2.1, **2**, 373 (1997).

D. Müller, S.W. Barwick, J.J. Beatty, A. Bhattacharyya, C.R. Bower, C.
Chaput, S. Coutu, G.A. de Nolfo, M.A. Du Vernois, A. Labrador, S. McKee,
T. Miller, J.A. Musser, S.L. Nutter, E. Schneider, S.P. Swordy, G.
Tarlé, A.D. Tomasch, E. Torbet, "Energy Spectra of Electrons and
Positrons from 5 to 100 GeV,*" Proc. 25^th^ Int. Cosmic Ray Conf.
(Durban),* OG 7.2.3, **4**, 237 (1997).

G. Tarlé, S.W. Barwick, J.J. Beatty, A. Bhattacharyya, C.R. Bower, C.
Chaput, S. Coutu, G.A. de Nolfo, M.A. Du Vernois, A. Labrador, S. McKee,
T. Miller, J.A. Musser, D. Müller, S.L. Nutter, E. Schneider, S.P.
Swordy, A.D. Tomasch, E. Torbet, "Relative Abundances of Positive and
Negative Muons in the Atmosphere,*" Proc. 25^th^ Int. Cosmic Ray Conf.
(Durban),* HE 3.1.2, **6**, 321 (1997).

J. Musser, S.W. Barwick, J.J. Beatty, A. Bhattacharyya, C.R. Bower, C.
Chaput, S. Coutu, G.A. de Nolfo, M.A. Du Vernois, A. Labrador, S. McKee,
T. Miller, D. Müller, S.L. Nutter, E. Schneider, S.P. Swordy, G. Tarlé,
A.D. Tomasch, E. Torbet, "Measurements of the Cosmic Ray Positron
Fraction with the HEAT Spectrometer," Proc*. 25^th^ Int. Cosmic Ray
Conf. (Durban),* OG 7.1.2, **4**, 209 (1997).

S. Coutu, S.W. Barwick, J.J. Beatty, A. Bhattacharyya, C.R. Bower, C.
Chaput, G.A. de Nolfo, M.A. Du Vernois, A. Labrador, S. McKee, T.
Miller, D. Müller, J. Musser, S.L. Nutter, E. Schneider, S.P. Swordy, G.
Tarlé, A.D. Tomasch, E. Torbet, "Cosmic-Ray Positrons: Are There Primary
Sources*?", Proc. 25^th^ Int. Cosmic Ray Conf. (Durban)*, OG 7.1.3,
**4**, 213 (1997).

S. Coutu, S.W. Barwick, J.J. Beatty, C.R. Bower, C. Chaput, G.A. de
Nolfo, S. McKee, T. Miller, D. Müller, J. Musser, S.L. Nutter, E.
Schneider, S.P. Swordy, G. Tarlé, A.D. Tomasch, E. Torbet, "High Energy
Antimatter Telescope (HEAT): Basic Design and Performance," *Proc. of
the SPIE Meeting, technical conference on Gamma-Ray and Cosmic-Ray
Detectors,* 2806, (1996).

D. Müller, S.W. Barwick, J.J. Beatty, C.R. Bower, C. Chaput, S. Coutu,
G.A. de Nolfo, S. McKee, T. Miller, J. Musser, S.L. Nutter, E.
Schneider, S.P. Swordy, G. Tarlé, A.D. Tomasch, E. Torbet, "Performance
of the HEAT Spectrometer for Cosmic Ray Electrons and Positrons," *Nucl.
Inst. Meth. A**,*** **367**, (1995)

G.A. de Nolfo, S.W. Barwick, J.J. Beatty, C.R. Bower, C. Chaput, S.
Coutu, D. Ficenec, S. McKee, T. Miller, D. Müller, J. Musser, S.L.
Nutter, E. Schneider, S.P. Swordy, G. Tarlé, A.D. Tomasch, E. Torbet,
"Monte Carlo Calculations of Atmospheric Electrons compared with Data
from HEAT," *Proc. 24^th^ Int. Cosmic Ray Conf. (Rome),* HE **4**,
(1995).

D. Müller, S.W. Barwick, J.J. Beatty, C.R. Bower, C. Chaput, S. Coutu,
G.A. de Nolfo, D. Ficenec, S. McKee, T. Miller, J. Musser, S.L. Nutter,
E. Schneider, S.P. Swordy, G. Tarlé, A.D. Tomasch, E. Torbet, "The
Cosmic Positron Fraction: Implications of a New Measurement," *Proc.
24^th^ Int. Cosmic Ray Conf. (Rome),* OG **7**, (1995).

E. Schneider, S.W. Barwick, J.J. Beatty, C.R. Bower, C. Chaput, S.
Coutu, G.A. de Nolfo, D. Ficenec, S. McKee, T. Miller, D. Müller, J.
Musser, S.L. Nutter, S.P. Swordy, G. Tarlé, A.D. Tomasch, E. Torbet,
"Measurement of the μ^+^/μ^-^ Ratio as a Function of Depth in the
Atmosphere," *Proc. 24^th^ Int. Cosmic Ray Conf. (Rome),* HE **5**,
(1995).

S.P. Swordy, S.W. Barwick, J.J. Beatty, C.R. Bower, C. Chaput, S. Coutu,
G.A. de Nolfo, D. Ficenec, S. McKee, T. Miller, D. Müller, J. Musser,
S.L. Nutter, E. Schneider, G. Tarlé, A.D. Tomasch, E. Torbet, "The
Relative Fluxes of Protons and Helium Nuclei up to 100 GeV/n," *Proc.
24^th^ Int. Cosmic Ray Conf. (Rome),* OG **5**, (1995).

A.D. Tomasch, S.W. Barwick, J.J. Beatty, C.R. Bower, C. Chaput, S.
Coutu, G.A. de Nolfo, D. Ficenec, S. McKee, T. Miller, D. Müller, J.
Musser, S.L. Nutter, E. Schneider, S.P. Swordy, G. Tarlé, E. Torbet,
"Flight Performance of the HEAT Rigidity Spectrometer," *Proc. 24^th^
Int. Cosmic Ray Conf. (Rome),* OG **10**, (1995).

G. Tarlé, S.W. Barwick, J.J. Beatty, C.R. Bower, C. Chaput, S. Coutu,
G.A. de Nolfo, D. Ficenec, S. McKee, T. Miller, D. Müller, J. Musser,
S.L. Nutter, E. Schneider, S.P. Swordy, A.D. Tomasch, E. Torbet, "A New
Measurement of the Positron Fraction at High Energies," *Proc. 24^th^
Int. Cosmic Ray Conf. (Rome),* OG **7**, (1995).

E. Torbet, S.W. Barwick, J.J. Beatty, C.R. Bower, C. Chaput, S. Coutu,
G.A. de Nolfo, D. Ficenec, S. McKee, T. Miller, D. Müller, J. Musser,
S.L. Nutter, E. Schneider, S.P. Swordy, G. Tarlé, A.D. Tomasch, "Flight
Performance and Electron-Hadron Separation of the HEAT-e^±^
Experiment,*" Proc. 24^th^ Int. Cosmic Ray Conf. (Rome),* OG **10**,
(1995).

A.D. Tomasch, S.W. Barwick, J.J. Beatty, C.R. Bower, G.A. de Nolfo, D.
Ellithorpe, D.J. Ficenec, D. Levin, D.M. Lowder, J. Lynch, S. McKee, T.
Miller, D. Müller, J. Musser, S.L. Nutter, P.B. Price, A. Richards, E.
Schneider, S.P. Swordy, K.K. Tang, G. Tarlé, E. Torbet, "Spatial
Resolution Tests for the HEAT Cosmic-Ray Hodoscope," *Proc. 23^rd^ Int.
Cosmic Ray Conf. (Calgary),* **3**, (1993).

E. Torbet, S.W. Barwick, J.J. Beatty, C.R. Bower, G.A. de Nolfo, D.
Ellithorpe, D.J. Ficenec, D. Levin, D.M. Lowder, J. Lynch, S. McKee, T.
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