i a i Hk le al NN MS aa at I EL a | A ale a aie
Telescope. See also
Atmospheric currents. Helioscope. | Lenses.
Telescopic sight. . Zenith telescope. For any subject named on this card but not found in this Catalogue, see
the Bates Hall Catalogue.
This card was printed at the Boston Public Library, Java: y 23, 1978.
L325.