13] 
Davenport, C. B., Urnatella gracilis, 
wa fo. 
Davis, W. M., fossiliferous black 
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mental maps, vii, 484. 
Davison, C., earthquakes in Great 
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og earthquake of Aug. 4, 1893, viii, 
Davison, J. M., kamacite, tenite and 
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Dawson, G. M., geology of the Rocky 
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upturned Cretaceous beds of British 
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vii, 186; elevation of the Rocky 
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Dawson, J. W., burrows and tracks 
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early Cretaceous floras in Canada 
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recent discussions in geology, vii, 
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Day, D. T., Mineral Resources of the 
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Decimal system of the seventeenth 
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Deep well at Lake Worth, Florida, 
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De Fodor, E., die Elektrischen Ver- 
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DeLaunay, L., Traité des Gites Min- 
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Delgado, J. F. N., chiastolite from 
Portugal, iv, 79. 
Deming, catalogue of radiant shoot- 
ing stars, i, 75. 
Denning, W. F., telescopic work for 
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Density of water varied with the 
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Denudation in the Egyptian desert, 
Walther, ii, 177. 
Derby, O. A., xenotime as an acces- 
sory element in rocks, i, 808; mag- 
netite ore districts of Sao Paulo, | 
Brazil, i, 311, 522; nepheline rocks 
a brazil, v, 74; 
meteorite, ix, 101. 
Des Cloiseaux, A., Manuel de Miner-_ 
alogie, viii, 75. 
Dewey, F. P., catalogue of collections 
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Diatomacez, deposit of, Edwards, v, 
385. 
Dictionary, English-German and Ger- 
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VOLUMES XLI-L. 
Cafion Diablo) 
527 
Dielectric bodies, Le 
Fomn, viii, 428. 
constant and conductivity, Bouty, 
ili, 482; constants, measurement 
| of, Lecher, i, 242. 
| Diller, J. S., mica-peridotite from 
Kentucky, iv, 286; geology of the 
Taylorville region, California, iv, 
300; Tertiary revolution in the 
topography of the Pacific coast, vi, 
74; auriferous gravel of lacustral 
origin, Taylorsville, Calif., vi, 398 ; 
Shasta-Chico series, vii, 141; De- 
vonian rocks in Calfornia, vii, 416 
Ditte, A., Legons sur les Métaux, ii, 
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Documents, Study of, Frazer, ix, 327. 
Dodge, F.S., Kilauea, August, 1892, 
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Dodge, W. W., Upper Silurian strata 
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ee ie C., Chemische Mineralogie, i, 
ifs 
Douvillé, Panama geology, v, 74. 
Duane, W., velocity of electric waves, 
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Dumble, KE. T., geological survey of 
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354, vi, 307, vii, 319; Galveston 
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Dunnington, F. P. 
soils, ete., ii, 491. 
Dynamics, Glazebrook, ix, 484. 
Graetz and 
, titanic acid in 
E 
|Eakins, L. G., astrophyllite and 
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of xenotime, vi, 256 ; new meteorite 
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482. 
'Eakle, A. S., so-called schneebergite, 
| 9 
1, 244. 
| Earth, age of the, King, v, 1; Fisher, 
v, 464. ; 
a magnetic shell, Bigelow, 1, 81. 
figure of, by means of the pen- 
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mean density of, Poynting, viii, 
507, 508. 
Earthquake, the great Japan, 1891, 
Milne and Burton, iv, 80. 
in Great Britain, 1889, Davison, 
ii, 512. 
Eaton, D. C., notice of Letters of Asa 
| Gray, vi, 482; obituary notice of, 
], 184. 
_ Eccentricity of a graduated circle 
| with one vernier, Wadsworth, vii, 
373. 
