- Berry, E. W., 1919, Upper Cretaceous floras of the eastern Gulf region in Tennessee, Mississippi, Alabama, and Georgia: Professional Paper 112, 177 p.,
- Chaplin, Theodore, 1919, The structure and stratigraphy of Gravina and Revillagigedo Islands, Alaska: Professional Paper 120-D, p. 83-100,
- Cockerell, T. D. A., 1919, Some American Cretaceous fish scales, with notes on the classification and distribution of Cretaceous fishes: Professional Paper 120-I, p. 165-202,
- Collier, A. J., 1919, Geology of northeastern Montana: Professional Paper 120-B, p. 17-39,
- Condit, D. D., 1919, Relations of late Paleozoic and early Mesozoic formations of southwestern Montana and adjacent parts of Wyoming: Professional Paper 120-F, p. 111-121,
- Cooke, C. W.; Shearer, H. K., 1919, Deposits of Claiborne and Jackson age in Georgia: Professional Paper 120-C, p. 41-81,
- Harder, E. C., 1919, Iron-depositing bacteria and their geologic relations: Professional Paper 113, 89 p.,
- Leffingwell, E. de K., 1919, The Canning River region, northern Alaska: Professional Paper 109, 251 p.,
- Lindgren, Waldemar; Loughlin, G. F.; Heikes, V. C., 1919, Geology and ore deposits of the Tintic mining district, Utah, with a historical review: Professional Paper 107, 282 p.,
- Loughlin, G. F., 1919, Two lamprophyre dikes near Santaquin and Mount Nebo, Utah: Professional Paper 120-E, p. 101--109,
- Palmer, H. S., 1919, New graphic methods for determining the depth and thickness of strata and the projection of dip: Professional Paper 120-G, p. 123-128,
- Ransome, F. L., 1919, The copper deposits of Ray and Miami, Arizona: Professional Paper 115, 192 p.,
- Reeside, J. B., Jr., 1919, Some American Jurassic ammonites of the general Quenstedticeras, Cardioceras, and Amoeboceras, family Cardioceratida: Professional Paper 118, 64 p.,
- Rogers, G. S., 1919, The Sunset-Midway oil field, California, Part II, Geochemical relations of the oil, gas, and water: Professional Paper 117, 103 p.,
- Stephenson, L. W., 1919, A contribution to the geology of northeastern Texas and southern Oklahoma: Professional Paper 120-H, p. 129-163,
- Wells, R. C., 1919, New determinations of carbon dioxide in water of the Gulf of Mexico: Professional Paper 120-A, p. 1-16,
