pl23_cgs01953.jpg
![Nancy Mast, daughter of Carl Mast, at a field camp at Sioux Falls, Iowa, duringher father's 1940's stint in geodesy cgs01953.jpg Nancy Mast, daughter of Carl Mast, at a field camp at Sioux Falls, Iowa, duringher father's 1940's stint in geodesy](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_cgs01953.jpg)
Description
Nancy Mast, daughter of Carl Mast, at a field camp at Sioux Falls, Iowa, duringher father's 1940's stint in geodesy. A Coast and Geodetic Survey truckis in the background.
Credit
Family of Captain Carl Mast, USC&GS; (dec.)
Display Date
1943 ca.
Collection
Historic Coast & Geodetic Survey