USGS IMAP 1658: Geologic map of the Discovery Quadrangle of Mercury
USGS IMAP 1658: Geologic map of the Discovery Quadrangle of MercuryUSGS IMAP 1658: Geologic map of the Discovery Quadrangle of Mercury
By N. J. Trask and D. Dzurisin
Map and associated documents available from the USGS Publications Warehouse: https://doi.org/10.3133/i1658