Washington, D.C. : The Survey
Map I-1-Map I-763.; maps : some col. ; 91 x 115 cm. or smaller on sheets 127 x 183 cm. or smaller folded to 36 x 26 cm. or smaller, some in envelopes 31 x 26 cm. or smaller.
Map I-763 has title: Miscellaneous geological investigations./ Some maps accompanied by separate pages of text./ Some maps prepared in cooperation with various federal, state, or foreign government agencies.
Succeeding title: Miscellaneous investigations series
Misc. geol. invest. map; Miscellaneous geologic investigations map; Miscellaneous geologic investigations map; Miscellaneous geological investigations