401 



[1915-19-] 



Igneous rocks, internal structures of. 



—Grout, F. F., 4. 



, oil in. — Udden, J. A., 5. 



, origin of. — Daly, R. A., 2; 



Kirkpatrick, R., 1 & 2. 

 ■ , prismatic structures in. — 



Sosman, R. B., 2. 

 , saturation in.- — Scott, A., 



1 ; Shand, S. J., 1 ; Thomson, J. A., 



19. 



. See also Dyke rocks, &c. 



Iguanodon. — Hooley, R. W. 

 He de France. — Leriche, M., 7. 

 Ilex.— Berry, E. W., 5; Knowlton, 



F H., 4; Reid, C., 6. 

 Illsenida?, Silurian. — Raymond, P. E., 



4. 



Illcenurus. — Mansuy, H., 3; Walcott, 

 C. D., 5. 



Illcenus.— Reed, F. R. C, 3; Smith, 

 W. S., 2; Vinassa de Regny, P., 

 1. 



Illgarere (Western Australia). — Tal- 

 bot, H. W. B., 3. 



Illicium. — Reid, C, 6. 



Illinois (U.S.A.).— Baker, F. C. ; 

 Davis, W. W. ; Rich, J. L., 2-4; 

 Salisbury, R. D., 2; Trowbridge, 

 A. C, 3; Wickham, H. F., 2. 



■ — — , altitudes in. — Anon., 109. 



■ , clays.— Lines, E. H. ; Stull, R. 



T. 



, coal mining. — Andros, S. O., 



1-9; Dean, S., 1; Parr, S. W., 1 

 & 3 ; White, K. D. ; Young, C. M. ; 

 Young, L. E., 1 & 2. 



, Geological Survey. — Wolf, F. 



W. de, 1-4. 



, minerals & ore deposits. — Cady, 



G. H., 1-4 ; Cox, G. H., 1 ; Savage, 

 T. E., 1-5 ; Shaw, E. W., 2-4 & 10 ; 

 Skewes, H. J., 1-3. 



, Miners' & Mechanics' Institute. 



—Williams, R. Y. 



, oil & gas fields. — Blatchley, R. 



S., 1 & 2 ; Brokaw, A. D., 2 ; Butts, 

 C., 3; Kay, F. H., 1-6; St. Clair, 

 S., 1-3; Udden, J. A., 2; Wheeler, 



H. A. 



, State Museum. — Crook, A. R. 



Illinois Valley, upper. — Sauer, C. O. 

 Ilmen Mts. (Russia). — Vorobieff, A. L. 

 llmenite. — Macgregor, A. M., 2. 

 Iloilo (Philippine Is.), water-supply. — 



Heise, G. W., 1 & 2. 

 Ilopango, Lake (Salvador). — Juday, 



C. 



Ilsemannite. — Schaller, W. T., 5. 

 Ilvaite.- — Manasse, E., 1 ; Shannon, 

 E. V., 4. 



Imbros, I. of (/Egcan sea).— Andrews, 



C. W., 9. 

 Imola (Italy). — Sangiorgi, D., 2. 

 Impendhlc Co. (Natal). — Du Toit, A. 



L., 2. 



Imperial Institute, constitution & 

 work of. — See Imperial, Institute, 

 18. 



Implements, bone, Piltdown gravel. — 

 Dawson, C., 2. 



■ , , pre-Crag. — Moir, J. R., 7. 



, flint & stone. — Armstrong, A. 



L.; Bariola, R., 1 & 2; Best, E. ; 

 Bjcern, A. ; Breuil, H. ; Brown, J. 

 C, 1 & 2; Bury, H., 3; Butcher, 

 C. H. ; Cantrill, T. C, 1, 2 & 5; 

 Cardew, C. E. ; Chandler, R. H., 1 

 & 3; Clarke, W. G., 1-4; Das- 

 Gupta, H. C, 1; Dewey, H., 2 & 

 7; Dudley, H. E. ; Etheridge, R., 

 fil, 3; Fontes, J., 1-4; Gray, H. 

 St. G. ; Gregorio, A. de, 8 ; Gruchy, 



G. F. B. de; Haward, F. N. ; 

 Hernandez -Pacheco, E., 2 ; Hewitt, 



H. D., 1 & 2; Hoist, N. O., 1-3; 

 Issel, A., 2 ; Jessen, A., 4; Jordan, 

 A.; Kendall, H. G. O., 1-4; Lan- 

 dau, E. ; Layard, N. F. ; Leach, 

 A. L., 8; Lowe, H. J., 3; Marsden, 

 J. G., 1 & 2; Martin, E. A., 4; 

 Mayfield, A. ; Moir, J. R., 1-3, 5, 

 6, 9-11 & 13-17; Montelius, O. ; 

 Munro, N. G. ; Nicholas, R. E. ; 

 Nuttall, T. E. ; Parry, T. W. ; 

 Peake, A. E., 2 & 3; Petrie, W. 

 M. F., 1 & 2; Rosen, N. ; Sainty, 

 J. E. ; Sarasin, P., 1 & 2 ; Smith, 

 R. A., 2-4; Sollas, W. J., 1 & 4; 

 Stefani, C. de, 5; Torii, R, ; 

 Twelvetrees, W. H., 5; Vascon- 

 cellos, J. L. de; Warren, S. H., 1, 

 3 & 6; Wrigley, A., 1; see also 

 Eoliths. 



, meteoric iron. — Zimmer, G. F. 



Incisors, of Carnivora. — Neuville, H., 

 1. 



Inclusions, in basaltic tuffs. — Schad- 

 ler, J. 



, in dykes. — Powers, S., 2. 



, in eruptive rocks. — Benson, W. 



N., 1; Erdmannsdcerffer, O. H. 

 , in lamprophyre.— Smith, H. G., 



1. 



, in sodalite-tephrite.- — Scheit, A. 



Incrustations, on rocks. — Gregorio, A. 

 de, 7. 



Indarch (Russia).— Merrill, G. P., 6. 



Indarctos. — Merriam, J. C, 16; Pil- 

 grim, G. E., 1. 



Index mine (B.C. ).— Drysdale, C. W.,7. 



India, Bibliography. — La Touche, T. 

 H. D., 1. 



, Geological Survey. — Hayden, 



Sir H. H., 5, 8, 10 & 13; Middle- 

 miss, C. S., 1. 



, — , meteorite collection. 



—Brown, J. C, 5. 



, gravity in. — Oldham, R. D., 3. 



, Industrial Commission, Report. 



— See India, 5. 



, iron ores. — Weld, C. M., 2. 



, manganese ores. — Harder, E. 



C, 2. 



, mineral production. — Hayden, 



Sir II. II., 3, 7, 9, 11 & 14; Holland, 

 Sir T. H., 2. 



D D 



