Baltimore: Johns Hopkins Press, 1941. Soft Cover. Good binding. Item #6890
Octavo. xxii, 421,  pp., plates (45 plates on 24 leaves, one folding). First paperback edition. In publisher's stiff, printed wrappers. A fairly nice copy but for some dampstaining to the bottom edge of the plates in the rear; otherwise, contents clean and binding solid. All in all, a serviceable copy of this "scholarly study of the material, organization, and employment of balloons in the first year of the war" CWB I, 8. Dornbusch IV, 11614.