USGS IMAP 1008: Geologic map of the Eridania Quadrangle of Mars
1977 (approx.)

Detailed Description
USGS IMAP 1008: Geologic map of the Eridania Quadrangle of Mars
By R. A. De Hon
Map and associated documents available from the USGS Publications Warehouse: https://doi.org/10.3133/i1008
Sources/Usage
Public Domain.