added to the OP
Topo US 100k V5.00->5.01 [Only registered and activated users can see links. ]
Includes digital topographic maps for the entire U.S., including Alaska, Hawaii and Puerto Rico.
On most devices, I like to use the 100k as the 'BaseMap' on the internal device memory for the unit. Then load ALL the other maps or regions I plan on using to SD card unless I can fit one additional map internal.