The most popular of the two books is the Smokey Bear Ranger District trail guide followed by the Sacramento Ranger District trail guide. Written by Lynn A. Melton and published in 2014 these books offer up to date and comprehensive trail information. Most importantly, they do not require batteries or Internet connections. Just tuck your trail guide into your backpack and use it as your grandfather did. However, for the GPS minded, these books are designed to be used used with the companion website http://lincoln-nf-trails.org so you get the best of both worlds.
Lincoln National Forest Trail Guide – Smokey Bear Ranger District $27 (includes tax & shipping)
Lincoln National Forest Trail Guide – Sacramento Ranger District $27 (includes tax & shipping)