USGS IMAP 1273: Map showing lava flows in the northwest part of the Thaumasia Quadrangle of Mars
1981 (approx.)

Detailed Description
USGS IMAP 1273: Map showing lava flows in the northwest part of the Thaumasia Quadrangle of Mars
By D. H. Scott and K. L. Tanaka
Map and associated documents available from the USGS Publications Warehouse: https://doi.org/10.3133/i1273
Sources/Usage
Public Domain.