B Ballast recovery, [40] et seq. Bases, airship, world war, [14]; peacetime, [58], [59], [64], [65]. Baldwin, Major Tom, [25], [45]. Bennett, James Gordon, races won by Goodyear pilots, [13]; by Westover, [30]; Van Orman, [46]. Barrage Balloons, [63], illust. opp. [62], [63], [68]. Blimp, origin of name, [25]. Blanchard, Jean Pierre, channel crossing, [22]. Boettner, Jack, pilot, [51], [52], [58], [65]. Boyd, Lt., [19]-20. Brannigan, Charles, photograph opp. [vi]; pilot, [45], [46], [50], [51].

C C-5, illust. opp. [14], [22]; Atlantic crossing, [15], [16]. Charles, J. A. C., first hydrogen balloon, [22]; drag rope, [23]. Chatham, U-boat attack, [14]. Consolidated, planes, [63]. Curtiss planes, early flights, [27]; Goodyear part in construction, [62]. Crum, H. W., pilot, [56], [57].

D Defender, [47]; at Havana, [55]. De Rozier, [22]. Drag rope, developed by Charles, [23]; use at sea, [42]; with mast, at sea, [70].

E Eckener, Hugo, [31], [37].

F Fickes, Karl, pilot, [52]; record flight of K-5, [54], [57], [58], [65]. Finger patch, illust. opp. [14], [35]. Franklin, Benj., observations on aeronautics, [22]. Fulton, Captain Garland, [37]. Furculow, Pilot, [57], [58].

G Goodyear Aircraft Corporation, [62], [63]. Greene, Col. E. H. R., dock at New Bedford, [60]. Grosse Ile, hangar, [50]. Grumman, planes, [63].

H Hawker (and Greene) Atlantic Crossing, [16]. Helium, characteristics, [24], [33]; discovery of, [34]. Hockensmith, pilot, [50]. Hydrogen, first use in balloon, [22]; characteristics, [24], [33].

I Iron Horse, [37], [40].

J Jutland, battle, [10].

K Kenworthy, Commander J. L., [17].