On Wed, 11 Dec 2013 17:53:42 -0500, Stormin Mormon
wrote:

Blankets, food, some kind of signal mirror.

The jeep has a rear view mirror on the windsheild and one on each
door. A minimal tool set will remove either intact. Failing that, any
of them can be yanked off.

propane heater for inside.

Jeeps are surprisingly small. Two adults and two kids doesn't leave
much "throw room" for a heater.