Did I figure something new out here? Somehow BaseCamp which isn't supposed to support my Summit HC let me transfer two sections of a free Texas Topo map to the 24mb internal
TRAMsoft GmbH - GARMIN eTrex Summit HC (english)
Garmin eTrex Summit Handheld for sale online | eBay
Garmin eTrex Summit HC
Garmin eTrex Summit HC Outdoor GPS for sale online | eBay
TRAMsoft GmbH - GARMIN eTrex Summit HC (english)
Garmin eTrex Summit HC Features
Original used Glass cover screen for GARMIN etrex SUMMIT HC screen digitizer for etrex summit HC lcd garmin Repair replacement|Mobile Phone LCD Screens| - AliExpress