- Anderson, H. W.; Farrell, D. F.; Broussard, W. L.; Hult, M. F., 1975, Water resources of the Zumbro River watershed, southeastern Minnesota: Hydrologic Atlas 543, col. maps on 3 sheets ;78 x 101 cm. each folded in envelope 30 x 24 cm.,
- Broussard, W. L., 1975, Water resources of the Root River watershed, southeastern Minnesota: Hydrologic Atlas 548, 13 maps on 2 sheets :col. ;98 x 131 cm. fold. in envelope 30 x 24 cm.,
- Cotton, John E.; Delaney, David F., 1975, Ground-water levels on Boston peninsula, Massachusetts: Hydrologic Atlas 513, 4 maps :col. ;93 x 108 fold. in envelope 30 x 24 cm.,
- Farrell, Donald F., 1975, Water resources of the Cedar River watershed, southeastern Minnesota: Hydrologic Atlas 552, 12 maps on 3 sheets :col. ;81 x 126 cm. or smaller folded in envelope 30 x 24 cm.,
- Flippo, Herbert N., Jr., 1975, Flood of June 22-23, 1972, at Lock Haven, Pennsylvania: Hydrologic Atlas 541, 1 map.,
- Haire, William J., 1975, Floods in the Carolina-Rio Grande area, northeastern Puerto Rico: Hydrologic Atlas 533, 1 map :col. ;97 x 141 cm. fold. in envelope 30 x 24 cm.,
- Haire, William J., 1975, Floods in the Fajardo-Luquillo area, northeastern Puerto Rico: Hydrologic Atlas 545, 1 map :col. ;81 x 115 cm. fold. in envelope 30 x 24 cm.,
- Helgesen, John O.; Ericson, Donald W.; Lindholm, Gerald F., 1975, Water resources of the Mississippi and Sauk Rivers Watershed, central Minnesota: Hydrologic Atlas 534, 17 maps on 2 sheets :col. ;102 x 133 cm. fold. in envelope 30 x 24 cm.,
- Helgesen, John O.; Lindholm, Gerald F.; Ericson, Donald W., 1975, Water resources of the Lake of the Woods watershed, north-central Minnesota: Hydrologic Atlas 544, 12 maps on 2 sheets :col. ;102 x 147 cm. and 102 x 95 cm. fold. in envelope 30 x 24 cm.,
- Knutilla, R. L.; Allen, William Burrows, 1975, Water resources of the River Raisin basin, southeastern Michigan: Hydrologic Atlas 520, 7 col. maps on 2 sheets ;99 x 104 cm. and 96 x 112 cm. fold. in envelope 30 x 24 cm.,
- Ku, Henry F. H.; Vecchioli, John; Cerrillo, Lawrence A., 1975, Hydrogeology along the proposed barrier-recharge-well alinement in southern Nassau County, Long Island, New York: Hydrologic Atlas 502, 1 map :col. ;40 x 49 cm. on sheet 106 x 104 cm. fold. in envelope 30 x 24 cm.,
- Larson, R. W.; Allen, William Burrows; Hanson, S. D., 1975, Water resources of the Huron River Basin, southeastern Michigan: Hydrologic Atlas 514, 7 col. maps on 2 sheets ;104 x 125 cm. fold. in envelope 30 x 24 cm.,
- Lines, Gregory C.; Glass, William R., 1975, Water resources of the thrust belt of western Wyoming: Hydrologic Atlas 539, 6 maps :part col. ;on 3 sheets 92 x 132 cm. fold. in envelope 30 x 24 cm.,
- McClain, Thomas J., 1975, Water resources of Gove, Logan, and Wallace Counties, west-central Kansas: Hydrologic Atlas 521, 7 maps on 2 sheets :col. ;63 x 94 cm. and 87 x 101 cm. fold. in envelope 30 x 24 cm.,
- Oakes, Edward L.; Cotter, R. D., 1975, Water resources of Wisconsin--upper Wisconsin River basin: Hydrologic Atlas 536, 12 maps on 3 sheets :col. ;86 x 112 cm. fold. in envelope 30 x 24 cm.,
- Post, Austin, 1975, Preliminary hydrography and historic terminal changes of Columbia Glacier, Alaska: Hydrologic Atlas 559, 2 maps and 22 airphotos on 3 sheets :col. ;105 x 87 cm. (or smaller) fold. in envelope 30 x 24 cm.,
- Reussow, J. P.; Rohne, Paul B., 1975, Water resources of the St. Joseph River basin in Indiana: Hydrologic Atlas 537, 17 maps on 3 sheets :col. ;87 x 99 cm. fold. in envelope 30 x 24 cm.,
- Twenter, F. R.; Knutilla, R. L.; Cummings, T. Ray, 1975, Water resources of basins for minor streams draining into St. Clair River, Lake St. Clair, Detroit River, and Lake Erie, southeastern Michigan: Hydrologic Atlas 546, 7 col. maps on 3 sheets ;100 x 112 cm. fold. in envelope 30 x 24 cm.,
- Walker, Eugene H.; Wandle, S. William.; Caswell, William W., 1975, Hydrology and water resources of the Charles River basin, Massachusetts: Hydrologic Atlas 554, 7 maps on 3 sheets :col. ;102 x 87 cm. fold. in envelope 30 x 24 cm.,
- Winner, M. D., 1975, Ground-water resources of the Cape Hatteras National Seashore, North Carolina: Hydrologic Atlas 540, 1 map on 2 sheets :col. ;109 x 116 cm. fold. in envelope 30 x 24 cm.,
