} 
PHILOSOPHICAL SOCIETY OF WASHINGTON. 
130 
Page. 
Calendars, Chemistry, Electricity, Geog¬ 
raphy, Geology, Mathematics, Meteor¬ 
ology, Microscopy, Mineralogy, Miscella¬ 
neous, Oceanography, Optics, Physics, 
Political Economy, Psychology. Seis¬ 
mology, Social Science, Thermometry, 
Zoology. 
Statistics of..x 32 
Compass plant.v lOG 
Composite photography applied to crani- 
ology.vii 25 
Composition of error.....v 106 
Computation by method of least squares.i 62, 
vi 150, viii 41 
of a comet’s orbit.ii 22 
planetary perturbations of the moon 
vi 136 
Computing the position of a satellite.vii 93 
machine.x 102 
Comte, Auguste, cited on forces.v 127 
Conditioned observations, Adjustment of, 
viii 41 
Conservation of energy..vii 62 
force.i 27 
Conservative element in disease.ii 111, 124 
Consolidated list.....x 36 
Constant Pin terrestrial magnetism.x 102 
Constitution...i xv, ii iii, iii iii, iv 5, v 6 , vi vii, 
vii vii, viii vii, ix vii, x vii 
Adoption of.i 20, 21 
Amendment to.ix 47, x 39 
Contact of plane curves.vi 157 
Contraction hypothesis...vi 90, viii 18 
Corona of the sun.i 31, iii 116,121 
Corrections to normal thermometers.ix 28 
Corrigenda...ii p. 4 of cover, iii 148, vi 162, x 114 
Coseismal map. ix 39 
Cosmos assembly hall.x xxxi, 10, 31 
Cosmos Club, Organization of...x 47 
Cotes, Roger, cited on ultimate causes.v 163 
Coues, Elliott, cited on Haird’s “ Birds of 
North America”.x 65 
poisoned wounds from arrows.ii 182 
communication on the structure and 
homologies of the limbs, especially in 
Aves. Title only . i 96 
the use of poisoned arrows by North 
American Indians. Title only .ii 183 
the possibilities of protoplasm. Abstract 
and reference ..v 102 
remarks on poisoned arrows.ii 183 
Counting-out rhymes. x 13 
Cracks in ice on Lake Champlain.ii (22) 
Craig, B. F., communication on the fluctua¬ 
tions of the temperature of the human 
body. Reference .i 31 
Page. 
Craig, B. F., communication on—Cont’d. 
apothecaries’ weights and measures. 
Title only . i 34 
thermometers. Title only .i 42 
a method of verifying with exactness the 
indications of a thermometer. Title ■ 
only .i 43 
apparatus for the generation of ozone. 
No abstract .i 52 
the water supply of cities. Title only 65 
Resolutions on the death of.ii 130 
Craig, Thomas, communication on vortex 
motion in ordinary fluids. Reference, 
iii 143 
Crane, C. H., Death of..vi 41 
Craniology. vii 25 
Crelle, Dr. A. L., cited on Malfatti’s prob¬ 
lem.ii 115 
Croll, Prof. J.. cited on action at a distance 
V 156 
Croll’s theory.ii 43 , 45 
Crookes, W., cited on matter.v 129 
Crookes’ radiometer.ii 80 
Cross Timbers of Texas.x 6 
Crumpling of the earth’s crust.viii 18 
Crystalline state of matter.iii 39 '' 
Culture media. viii 30 
Cumberland plateau. ix 24 
Currents shown by drifting buoy.<.vii 14 
Curtis, G. E., communication on the rela¬ 
tions between northers and magnetic 
disturbances at Havana. Reference, 
vii 25 
Lieutenant Lockwood’s expedition to 
farthest north. Abstract . ix 8 
the theory of the wind-vane. Refer¬ 
ence ... X 9 
a problem in probabilities. No ab. 
stract .X 88 
solutions of the trisection problem. Ab¬ 
stract .X 98 
remarks on verification of weather pre¬ 
dictions. viii 9 
Curtis, Josiah, letter on Hayden’s Survey. 
Communicated by E. B. Elliott. No ab¬ 
stract . i 63 
Death of.. vi 41 
Curve of the fourth degree. i 30 
Curves, Alignment. vi 123 
Contact of plane. vi 157 
similar to their evolutes. xrii 87 
Customs of every day life. ix I 9 
Cutts, R. D., communication on the misap¬ 
plication of geographical terms, as 
bearing especially on the question of 
the fishery right treaties. Abstract...i 39 
