USGS IMAP 1802-B: Geologic map of the eastern equatorial region of Mars
By Planetary Geologic Mapping
1987 (approx.)

Detailed Description
USGS IMAP 1802-B: Geologic map of the eastern equatorial region of Mars
By R. Greeley and J. E. Guest
Map and associated documents are available from the USGS Publications Warehouse: https://doi.org/10.3133/i1802B
Sources/Usage
Public Domain.