- Braddock, William A., 1988, Geologic map of the Poudre Park quadrangle, Larimer County, Colorado: Geologic Quadrangle 1620, 1 map :col. ;58 x 44 cm., on sheet 74 x 89 cm., folded in envelope 30 x 24 cm.,
- Braddock, William A., 1988, Geologic map of the Laporte quadrangle, Larimer County, Colorado: Geologic Quadrangle 1621, 1 map :col. ;58 x 44 cm., on sheet 86 x 86 cm., folded in envelope 30 x 24 cm.,
- Braddock, William A.; Connor, Jon J., 1988, Geologic map of the Livermore Mountain quadrangle, Larimer County, Colorado: Geologic Quadrangle 1617, 1 map :col. ;58 x 44 cm., on sheet 71 x 79 cm., folded in envelope 30 x 24 cm.,
- Braddock, William A.; Houston, R. G.; Colton, R. B.; Cole, J. C., 1988, Geologic map of the Lyons quadrangle, Boulder County, Colorado: Geologic Quadrangle 1629, 1 map :col. ;58 x 44 cm., on sheet 74 x 92 cm., folded in envelope 25 x 32 cm.,
- Braddock, William A.; LaFountain, Lester J., 1988, Geologic map of the Crystal Mountain quadrangle, Larimer County, Colorado: Geologic Quadrangle 1623, 1 map :col. ;58 x 44 cm., on sheet 71 x 76 cm., folded in envelope 30 x 24 cm.,
- Braddock, William A.; Nutalaya, Prinya; Colton, Roger B., 1988, Geologic map of the Carter Lake Reservoir quadrangle, Boulder and Larimer Counties, Colorado: Geologic Quadrangle 1628, 1 map :col. ;58 x 44 cm., on sheet 86 x 97 cm., folded in envelope 30 x 24 cm.,
- Braddock, William A.; Wohlford, Duane D.; Connor, Jon J., 1988, Geologic map of the Livermore quadrangle, Larimer County, Colorado: Geologic Quadrangle 1618, 1 map :col. ;58 x 44 cm., on sheet 81 x 87 cm., folded in envelope 30 x 24 cm.,
- Dickinson, R. G., 1988, Geologic map of the Courthouse Mountain quadrangle, Gunnison, Hinsdale, and Ouray County, Colorado: Geologic Quadrangle 1644, 1 map :col. ;58 x 46 cm., on sheet 82 x 81 cm.,
- Eggler, David H.; Braddock, William A., 1988, Geologic map of the Cherokee Park quadrangle, Larimer County, Colorado, and Albany County, Wyoming: Geologic Quadrangle 1615, 1 map :col. ;58 x 44 cm., on sheet 76 x 92 cm., folded in envelope 30 x 24 cm.,
- Hail, William James, 1988, Geologic map of the Barcus Creek SE quadrangle, Rio Blanco County, Colorado: Geologic Quadrangle 1613, 1 map :col. ;58 x 45 cm., on sheet 81 x 112 cm., folded in envelope 30 x 24 cm.,
- Pease, Maurice Henry, 1988, Bedrock geologic map of the Spring Hill quadrangle, Connecticut: Geologic Quadrangle 1650, 1 map :col. ;58 x 43 cm., on sheet 86 x 112 cm., folded in envelope 30 x 24 cm.,
- Shaver, Kenneth Charles; Neese, William D.; Braddock, William A., 1988, Geologic map of the Rustic quadrangle, Larimer County, Colorado: Geologic Quadrangle 1619, 1 map :col. ;58 x 44 cm., on sheet 74 x 93 cm., folded in envelope 30 x 24 cm.,
- Smith, James G., 1988, Geologic map of the Pelican Butte quadrangle, Klamath County, Oregon: Geologic Quadrangle 1653, 1 map :col. ;44 x 33 cm. on sheet 80 x 97 cm. folded in envelope 30 x 24 cm.,
- Weems, R. E.; Lemon, Earl M., 1988, Geologic map of the Ladson quadrangle, Berkeley, Charleston, and Dorchester Counties, South Carolina: Geologic Quadrangle 1630, 1 map :col. ;58 x 49 cm., on sheet 96 x 137 cm., folded in envelope 30 x 24 cm.,
- Weems, R. E.; Lemon, Earl M., 1988, Geologic map of the Moncks Corner quadrangle, Berkeley County, South Carolina: Geologic Quadrangle 1641, 1 map :col. ;58 x 49 cm., on sheet 102 x 122 cm., folded in envelope 30 x 24 cm.,
