Adventuring Westward, Edith Alberta Tucker, HC, Vintage 1950, Scarce, Seattle
Samuel Morse and the Electronic Age by Wilma Pitchford Hays, Immortals of Engineering
Stout-Hearted Seven by Neta Lohnes Frazier
Triumphs of Modern Science by Melvin Berger, Vintage 1968, First Cadmus Edition
