Preliminary index to river surveys made by the United States Geological Survey and other agencies,
Jones, B. E. 1883-
Preliminary index to river surveys made by the United States Geological Survey and other agencies, by Benjamin E. Jones and Randolph O. Helland. - Washington, Govt. Print. Off., 1926. - iv, 108 p. 2 fold. col. maps (1 in pocket) ; 23 cm.
gs 26000140
Rivers.
Geology--Surveys.--United States
TC801 / .U2 no. 558
Preliminary index to river surveys made by the United States Geological Survey and other agencies, by Benjamin E. Jones and Randolph O. Helland. - Washington, Govt. Print. Off., 1926. - iv, 108 p. 2 fold. col. maps (1 in pocket) ; 23 cm.
gs 26000140
Rivers.
Geology--Surveys.--United States
TC801 / .U2 no. 558