Aerial photographs taken 1941. Field check 1942–1943. Revised 1952. Polyconic projection, Puerto Rican datum. 2000-meter grid based on Puerto Rico coordinate system. Barrio and municipality boundaries by Puerto Rican. Planning, Urbanizing, and Zoning Board. ROAD CLASSIFICATION. 4 LANE 16 LANE Light-duty.
Control by USGS, NOS/NOAA, International Boundary and Water Commission, and. Dirección General de Geografia del Territorio Nacional (DIGETENAL). U.S. portion compiled by photogrammetric methods from aerial photographs taken 1975. Field checked 1976.
425 000 FEET 78. R 18 W. Middle For. PA OYUNU. 350. A Little 01551. Hat Top Butte. 76 R 14 w15'. BIG HATCHET. STATE GAME. REFUGE. 108°00'. 31°30'. 1 ... Valley ta Cabina. V 1902. Black. El Camello. 5. 19. Point. Eicks. 1389S tle. 1336. 1575-. Wood. V
NU) SOM A ... 1000. METERS. 1000. 2000. Light-duty road, hard or improved surface ...... GN. ... 1000-meter grid: Universal Transverse Mercator, zone 12.
VE GA S S LS. 6600. 6600 -. 644 /. > X 7057. Agua. Carca. 6600. (LAS VEGAS) Y 16 MI. TO U.S. 85. 4955 II SW. -6900-. 4955 1/1 SW. (SAN GERONIMO). 6555 X. Cañada. 6930x .... FOR SALE BY U.S. GEOLOGICAL SURVEY, DENVER, COLORADO 80225, OR WASHINGTON, D.
I NORTH DAKOTA-BOTTINEAU CO. 5 MINUTE SERIES (TOPOGRAPHIC) ..... for the development of the Missouri River Basin. Control by International Boundary ...