121668-photo.tif

Series: 7
Image: 2454
Description: "May-June 1992 MFB News. May & June Producer. United States Geological Survey. Automated sampling equipment." Unidentified man.
Date: 1992
Call Number: PI/2010.0002/Series VII
Filename: 121668-photo.tif

"May-June 1992 MFB News. May & June Producer. United States Geological Survey. Automated sampling equipment." Unidentified man. Read More

"May-June 1992 MFB News. May & June Producer. United States Geological Survey. Automated sampling equipment." Unidentified man.