85 books
Gasolene Engines
The Book of Camping (Classic Reprint)
Islands and Their Mysteries (Classic Reprint)
The World of the Giant Ants
The Book of the Sailboat
The Radio Detectives Under the Sea
The Radio Detectives in the Jungle
The Boys' Book of Whalers - Scholar's Choice Edition
Rivers and Their Mysteries - Scholar's Choice Edition
Vampires of the Desert (Cryptofiction Classics - Weird Tales of Strange Creatures)
Into the Green Prism & Wanderers of the Wolf Moon
Brain Sinner, The, & Death from the Skies
Harpers Book for Young Naturalists: A Guide to Collecting and Preparing Specimens, With Descriptions of the Life, Habits and Haunts of Birds, Insects, Plants, Etc (Classic Reprint)
Porto Rico past And present and San Domingo of today
Secret Treasure
The Inquisition
The Radio Detectives
Vampires of the Desert (Cryptofiction Classics)
Perfumes and Spices
I'll Learn 'em
Harper's wireless book
The World of Giant Ants
The Dirigibles of Death
The Nongravitational Vortex
