USGS IMAP 840: Geologic map of the crater Copernicus
By K. A. Howard
Map and associated documents are available from the USGS Publications Warehouse: https://doi.org/10.3133/i840
Inset of USGS IMAP 840: Geologic map of the crater Copernicus
By K. A. Howard
Map and associated documents are available from the USGS Publications Warehouse: https://doi.org/10.3133/i840
Public Domain.