Maps. Plan and profile, Power Creek near Cordova, Alaska, dam site, topography by R. Keith Collins and Clifford B. Shaw, surveyed in 1948. Scale 1:24000 or 1 inch=2000 ft., contour interval on land 20 ft., on river surface 5 ft. n. p.
Publication Title:
Plan and profile, Power Creek near Cordova, Alaska, dam site, topography by R. Keith Collins and Clifford B. Shaw, surveyed in 1948. Scale 1:24000 or 1 inch=2000 ft., contour interval on land 20 ft., on river surface 5 ft. n. p.
Display Title:
Maps. Plan and profile, Power Creek near Cordova, Alaska, dam site, topography by R. Keith Collins and Clifford B. Shaw, surveyed in 1948. Scale 1:24000 or 1 inch=2000 ft., contour interval on land 20 ft., on river surface 5 ft. n. p.