USGS IMAP 1966: Geologic map of the Philus Sulcus Quadrangle of Ganymede
1989 (approx.)
Detailed Description
USGS IMAP 1966: Geologic map of the Philus Sulcus Quadrangle of Ganymede
By S. L. Murchie and J. W. Head
Map and associated documents available from the USGS Publications Warehouse: https://doi.org/10.3133/i1966
Sources/Usage
Public Domain.