No. 4 in **E.Cab.14.3
United States. Board of Commissioners Appointed to Survey the
 
H2796 — Northeastern boundary o
Northeastern Boundary.
Profile with the spirit level of the due north line from the monu- ment at the source of the River St. Croix to the River St. John. Surveyed in 1840 & 1841 under the direction of Major J. D. Gra- ham... Drawn by Wilson M. C. Fairfax.
[Washington, 1843.] Size, 1254 & 295 inches. Scale: Hori- zontal, 1:200000 (or, 3.2 miles to I inch). Vertical, 1:10000 (or, 833% feet to I inch).
Cut from the report of the Board, House Executive Document No. 31, 37th Congress, 3d session [No. 5 in *4395.59; 4426.104; No. 31 in *C.42o0]. Two copies.
 
nited States. — Levelling. — Fairfax,
Wilscn M. C.