Black Diamond Ion headlamp replacement batteries

The website wasn't much help, but the e-mail support at Black Diamond is excellent:


Q. Which 6-volt batteries can I use for my Ion or SpaceShot headlamp?

A.
Duracell 28L (lithium)
Duracell 28A (alkaline)
Black Diamond 6-volt replacement (silver oxide)
Radio Shack 2cr 1/3 N (lithium)
Kodak K28L (lithium)

Map of Henry W. Coe State Park, Hunting Hollow and Coyote Creek entrances

There aren't many maps of Henry W. Coe State Park available online for trip planning. The Hunting Hollow entrance has a few photocopies of the area near the southern entrances, and I've scanned in the copy that lived a few days in my pocket:



There's a map of the headquarters region here.