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instance of
person
0 references
employer
United States Geological Survey
point in time
12 May 2024
1 reference
reference URL
https://www.usgs.gov/staff-profiles/christopher-helm
is affiliated with
National Geospatial Technical Operations Center
point in time
12 May 2024
1 reference
reference URL
https://www.usgs.gov/staff-profiles/christopher-helm
occupation
cartographer
point in time
12 May 2024
1 reference
reference URL
https://www.usgs.gov/staff-profiles/christopher-helm
email address
mailto:chelm@usgs.gov
point in time
12 May 2024
1 reference
reference URL
https://www.usgs.gov/staff-profiles/christopher-helm
official website
https://www.usgs.gov/staff-profiles/christopher-helm
retrieved
13 September 2024
status code
200
last update
21 September 2024
0 references