USGS IMAP 2442: Geologic map of the Osiris (Jg-12) and Apsu Sulci (Jg-13) quadrangles of Ganymede
By Planetary Geologic Mapping
1997 (approx.)

Detailed Description
USGS IMAP 2442: Geologic map of the Osiris (Jg-12) and Apsu Sulci (Jg-13) quadrangles of Ganymede
By D. E. Wilhelms
Map and associated documents available from the USGS Publications Warehouse: https://doi.org/10.3133/i2442
Sources/Usage
Public Domain.