The Ring of Winter - 9729

One of the Harpers (a secret organization fighting for good) searches the jungle for a missing explorer and happens on a lost civilization--complete with dinosaurs--and the evil Cult of Frost, which tries to steal his magic ring. Original.
ASIN: 1560763302
VSKU: 5ALWH00006JZ_ns
Condition: Good
Author/Artist:Lowder, James
Binding: Mass market paperback