- compiled by Walker, Flora K.; Bass, N. Wood, 1951, Map of Colorado showing test wells for oil and gas, pipelines, oil and gas fields, and areas of pre-cambrian rocks: Oil and Gas Investigation Map 116, 1 map in 2 sections :col. ;sections each 94 x 130 cm.,
- Finley, E. A., 1951, Geology of Dove Creek area Dolores and Montezuma Counties, Colorado: Oil and Gas Investigation Map 120, 1 map :col. ;73 x 105 cm. fold. to 28 x 21 in env.,
- Holmes, Clifford Norton; Page, Benjamin M.; Duncan, Donald Cave, 1951, Bituminous sandstone deposits of Point Arena, Mendocino County, California: Oil and Gas Investigation Map 125, 1 map :col. ;46 x 33 cm., on sheet 61 x 119 cm.,
- Huddle, John Warfield; Mapel, W. J.; McCann, Franklin Thresher, 1951, Geology of the Moon Lake area, Duchesne County, Utah: Oil and Gas Investigation Map 115, 1 map.,
- Kinney, Douglas M., 1951, Geology of the Uinta River and Brush Creek-Diamond Mountain areas, Duchesne and Uintah Counties, Utah: Oil and Gas Investigation Map 123, 2 maps :col. ;on sheet 94 x 132 cm. (See also Bulletin 1007),
- Love, J. D.; Keefer, W. R.; Duncan, D. C.; Gergquist, H. R.; Hose, R. K., 1951, Geologic map of the Spread Creek-Gros Ventre River area, Teton County, Wyoming: Oil and Gas Investigation Map 118, 1 map.,
- Love, J. D.; Weitz, Joseph Leonard, 1951, Geologic map of the Powder River basin and adjacent areas, Wyoming: Oil and Gas Investigation Map 122, 1 map :col. ;85 x 84 cm.,
- Payne, Thomas G.; Dana, W. W.; Fischer, W. A.; Gryc, George; Lathram, E. H.; Morris, R. H.; Tappan, H. N.; Yusler, S. T., 1951, Geology of the Arctic slope of Alaska: Oil and Gas Investigation Map 126, 1 map :col. ;39 x 92 cm. on sheet 92 x 130 cm. +2 sheets (text, 1 table, 18 fig.),
- Richards, Paul W.; Rogers, C. P., Jr., 1951, Geology of the Hardin area, Big Horn and Yellowstone Counties, Montana: Oil and Gas Investigation Map 111, 1 map.,
- Schoellhamer, J. E.; Woodford, Alfred O., 1951, The floor of the Los Angeles basin, Los Angeles, Orange and San Bernardino Counties, California: Oil and Gas Investigation Map 117, 2 maps ;48 x 60 cm. and 54 x 44 cm. on sheet 114 x 137 cm.,
- Vokes, Harold Ernest; Snavely, Parke Detweiler, Jr.; Myers, Donald A., 1951, Geology of the southern and southwestern border area of the Willamette Valley, Oregon: Oil and Gas Investigation Map 110, 1 map.,
- Waldron, Fred R.; Donnell, John R.; Wright, James C., 1951, Geology of DeBeque oil-shale area, Garfield and Mesa Counties, Colorado: Oil and Gas Investigation Map 114, 1 map :col. ;92 x 132 cm. +explanatory sheet (135 x 137 cm.),
- Wilpolt, Ralph H.; Wanek, Alexander A., 1951, Geology of the region from Socorro and San Antonio east to Chupadera Mesa, Socorro County, New Mexico: Oil and Gas Investigation Map 121, 1 map.,
