- Condon, Steven M., 1986, Geologic map of the Hunters Point quadrangle, Apache County, Arizona, and McKinley County, New Mexico: Geologic Quadrangle 1588, 1 map :col. ;58 x 47 cm., on sheet 78 x 111 cm., folded in envelope 25 x 32 cm.,
- Dixon, H. Roberta; Felmlee, J. Karen, 1986, Bedrock geologic map of the Jewett City quadrangle, New London County, Connecticut: Geologic Quadrangle 1575, 1 map :col. ;58 x 44 cm., on sheet 83 x 110 cm., folded in envelope 25 x 32 cm.,
- Drake, Avery Ala, 1986, Geologic map of the Fairfax quadrangle, Fairfax County, Virginia: Geologic Quadrangle 1600, 1 map :col. ;58 x 45 cm., on sheet 112 x 87 cm., folded in envelope 25 x 32 cm.,
- Drake, Avery Ala; Froelich, A. J., 1986, Geologic map of the Annandale quadrangle, Fairfax and Arlington Counties, and Alexandria City, Virginia: Geologic Quadrangle 1601, 1 map :col. ;58 x 45 cm., on sheet 87 x 112 cm., folded in envelope 30 x 24 cm.,
- Gaskill, David L., 1986, Geologic map of the Crested Butte quadrangle, Gunnison County, Colorado: Geologic Quadrangle 1580, 1 map :col. ;57 x 45 cm., on sheet 83 x 127 cm.,
- Kirschbaum, Mark A., 1986, Geologic map of the Kappes Canyon quadrangle, Sweetwater County, Wyoming: Geologic Quadrangle 1607, 1 map :col. ;58 x 44 cm., on sheet 74 x 79 cm., folded in envelope 25 x 32 cm.,
- Lyttle, Peter T.; Lash, Gary George; Epstein, Jack Burton, 1986, Geologic map of the Slatedale quadrangle, Lehigh and Carbon Counties, Pennsylvania: Geologic Quadrangle 1598, 1 map :col. ;58 x 44 cm., on sheet 112 x 94 cm., folded in envelope 25 x 32 cm.,
- Robertson, J. F., 1986, Geologic map of the Crownpoint quadrangle, McKinley County, New Mexico: Geologic Quadrangle 1596, 1 map :col. ;58 x 47 cm., on sheet 82 x 90 cm., folded in envelope 25 x 32 cm.,
- Rowley, Peter D.; Williams, Paul L.; Kaplan, Allan M., 1986, Geologic map of the Greenwich quadrangle, Piute County, Utah: Geologic Quadrangle 1589, 1 map :col. ;58 x 45 cm., on sheet 84 x 93 cm., folded in envelope 30 x 23 cm.,
- Rowley, Peter D.; Williams, Paul L.; Kaplan, Allan M., 1986, Geologic map of the Koosharem quadrangle, Sevier and Piute Counties, Utah: Geologic Quadrangle 1590, 1 map :col. ;58 x 45 cm., on sheet 82 x 89 cm., folded in envelope 30 x 23 cm.,
- Staatz, Mortimer Hay, 1986, Geologic map of the Pine Buttes quadrangle, Colfax County, New Mexico: Geologic Quadrangle 1591, 1 map :col. ;58 x 47 cm., on sheet 84 x 89 cm., folded in envelope 25 x 32 cm.,
