Cartier, Jacques, 154. Cape Breton, 152. Catbird, 37. Cat-tails, 90. Camera, uses of, 1–4; kinds of, 6. Hand, 8; Kearton’s, 7; long-focus, 7; reflecting, 8; twin-lens, 8; snap-shot, 8; dummy, 35; triumph of, 171. Cameras used in Gulf of St. Lawrence, 133. Cannon, 160. Chickadee, tameness of, 47; in Central Park, 48; photographing, 49; alighting on hand, 51; nesting of, 52; habits of, when nesting, 53–55; young of, 57–61. Chuck-will’s-widow, 146. Civilization, effects of, on wild life, 128. Clamp, ball-and-socket, 22, 24, 29. Cliff photography, 25. Climbers, 24. Codfishing, 136. Cormorants, Double-crested, 132. Corncrake, 146. Cornel, 142. Crane, 85. Crow, 65. Dalhousie, 146. Dark-cloth, 24. Deer, 25. Dogwood, 26. Enlargements, photographic, 7, 12, 13. Finch, Pine, 137. Finders, 8. Flash-light, 25. Flicker, 14. Food, photographing, 26. Galapagos, 129. Gallinule, Florida, 63, 69–71. Gannets, on Bonaventure, 139, 143–145; destruction of, by Cartier, 154; described by Audubon, 157; killed for bait, 158; number of, 159; decrease of, 160; on Bird Bock, 171, 181–183; photographing, 187; fearlessness of, 187; manner of feeding, 187. Grand Entry, 147. Grebe, Pied-billed, 69, 70. Gregory, J. U., 163. Grosse Isle, 147. Guillemots, 149. Gulf of St. Lawrence, Bird Rocks of, 128, 129. Gull, Black-backed, 147. Herring, on Percé Rock, 134; feeding in fields, 136; nesting on cliffs, 137; note of, 137. Hackensack marshes, value of, 89; beauty of, 89; geological history of, 89; flowers of, 90, 92; animal life of, 93. Haunts, photographing, 26. Hawk, Marsh, 29–31, 92. Hen, Heath, 109. Moor, 70. Water, 70. Heron, Great Blue, killing of, 85; wildness of, 86; rookeries of, 86; nests of, 87. Night, rookery of, 76; call of, 77; protection of, 77; nests of, 78; food of, 78; limy deposits of, killing vegetation, 78; young of, 79; death of young of, 81; feeding by parents, 81; fall from nest, 81. Home photography, 40. Howe, R. II, Jr., 123. Iconoscope, 8. Inaccessible Island, 129. Iris, 142. Islands, preserving influences of, 108, 128. Jay, Blue, 42. Junco, 42, 137. Kearton brothers, 7, 23, 25. Kerguelen Island, 129. Kittiwake, on Percé Rock, 133; calling, 172; on Bird Rock, 177; nests and young of, 177; number of, on Bird Rock, 183. Lantern slides, 7. Laysan Island, 129. Lens, the, 10. Tests, 14–19. Little Bird Rock, 153. Loon, 70. Lucas, F. A., 154. Mackay, George II, 123, 192. Magdalen Islands, 130, 146. Marsh Birds, notes of, 70. Mallow, 92, 93. Mystery of, 70. Maryland Yellow-throat, 29, 38.