San Francisco: 5 Associates, 1954. first. softcover. First edition, with 1954 on title and copyright page. Very good condition, minor wear, foxing and some discoloration to rear cover.

Hale, Cushman & Flint, 1939. first. hardcover. First printing, as stated on copyright page. Inscribed by Edgerton and Hale to MIT dean Burchard on front free end paper. Also included is a separate photo laid-in of the bat on p. 36 that is also inscribed to Burchard by Edgerton in.....