Geophysical investigations map GP (series). 59. Total intensity aeromagnetic map of Grant County, Ind., aeromagnetic survey 1947 by W. J. Dempsey, J. R. Henderson, R. T. Duffner. Scale 1 m.=1 in., contour intervals 10 & 50 gammas.
Publication Title:
Total intensity aeromagnetic map of Grant County, Ind., aeromagnetic survey 1947 by W. J. Dempsey, J. R. Henderson, R. T. Duffner. Scale 1 m.=1 in., contour intervals 10 & 50 gammas.
Display Title:
Geophysical investigations map GP (series). 59. Total intensity aeromagnetic map of Grant County, Ind., aeromagnetic survey 1947 by W. J. Dempsey, J. R. Henderson, R. T. Duffner. Scale 1 m.=1 in., contour intervals 10 & 50 gammas.
Series Title:
Geophysical investigations map GP (series).
Corporate Agency Authors:
Geological Survey and Interior Dept.
Sort Author:
Geological Survey
Authors:
Dempsey, W. J., Henderson, J. R., and Duffner, R. T.
Date:
[July 1951]
Publish Date ISO Format:
1951-07-01T00:00:00Z
Publication Start:
19510701
Publication End:
19510731
Corporate/Agency Author:
Geological Survey
Publication month:
6
Publication year:
1951
SuDoc number:
I 19.25/2:(nos.)
Description:
20x27 in.
Notes:
[Prepared in cooperation with Indiana Department of Conservation, Division of Geology.]
Notes:
[Prepared in cooperation with Indiana Department of Conservation, Division of Geology.] † Distribution Made by Issuing Office. 15c. each.