Chromic acid and the soluble chromates, a rapid method of determining.
(Kebler)

"City of Trentan," discussion of the explosion of boiler of the
Copper tubes, electrolytic

57

321, 431
340

C. P., What does the designation mean? (Kebler)

Darling, James D. Manufacture and uses of metallic sodium

Report on his electrolytic method for producing nitric acid and
metals from fused nitrates

Diehl, August. Peculiarities of the writing of healthy persons
Divisibility of the atom. (Mackenzie)

Explosion of the boiler of the “City of Trenton." (Discussion)

Faught, Luther R. Memorial of.

Firearms and ordnance, evolution of. (Wheeler)

FRANKLIN INSTITUTE:

Amendments to by-laws

Annual election .

395, 472

145

146

391

Annual report of the Board of Managers with appendices
Annual reports of the Directors of the Schools of Drawing, Machine

Design and Naval Architecture, 1901-1902

Committee on Science and the Arts:

Membership of, increased to sixty
Reports:

390

Tabor molding machine, 315; "Star" ventilator, 316; Walsh's
aventurine glass, Hammer's experiments in long-distance transmis-
sion, Rites' governor system, 317; Bierbaum's trolley wheel, 318;
American Roller Bearing Company's bearing, Toerring's enclosed
arc lamp, 396; Bradley's stencil machine, Wagner Electric Com-
pany's single-phase motor, Taylor-White process for tool steel,
397; Crocker-Wheeler's electric-brake motor, Lincoln's synchron-
ism indicator, 398; nutrium, a new food product, 399; Williams,
Brown and Earle's kerosene oil incandescent light
Proceedings of Stated Meetings, December, 1901 to May, 1902, 76, 145, 236

་

INDEX.

Membership fees, increase of . .

Metric system, committee appointed to report on

Resolutions to promote commerce

French patent regulations, new

Fuel oil on the Southern Pacific Railroad

tests, Texas

Garrison, F. L. Review of the mining industries of the U. S.

Gelatin, physical and chemical properties of

Goldschmidt process of reduction and the production of high tempera-

ture. (Bradbury)

welding process

Haupt, Lewis M.

Harmonic curves known as Lissajous figures. (Richards).

Single-curved vs. double-straight jetties

Haskins, Caryl D. Electrical measuring instruments

Hot waves, mechanism and causation of. (Watts).

Humphrey, Richard L. The inspection and testing of cements.

395

237, 400

77

258

417

284

cussion)

Hydrogen, liquefaction of

Incandescent electric lamp, heat of the .

Indigo, artificial.

21
50

Jetties, single-curved vs. double-straight. (Haupt).

295

Kebler, Lyman F. A rapid method for chromic acid and the soluble
chromates.

Lissajous figures, on the harmonic curves known as. (Richards)
Luminous paints, phosphorescent compounds for

Mackenzie, A. Stanley. The question of the divisibility of the atom .
Marble in Alaska

451

309

Mathews, John Alexander. Upon the constitution of binary alloys, 1, 93, 221
Metric system of weights and measures. (Report of special committee
and discussion)

Microscopic organisms in determining geologic age. (Woolman)
Mining industries of the U. S., review of. (Garrison)
Monochromatic coatings on German-silver and platinum

Nernst electric lamp. American type of, observations on.

81

60

(Rowland). 319

61

321

Nitric acid and metals, Darling's electrolytic method for, from fused

nitrates. Report on

Nixon, J. O. The Renold silent chain-gear

OBITUARY NOTICES :

John G. Baker

Luther R. Faught

14I

301

Powders, metallic, solidifying by pressure.

Protective coatings for the immersed portions of iron vessels.

293

143

Reversal of the photographic image and its subsequent development in
actinic light. (Wilbert).

231

Richards, Horace C. On the harmonious curves known as Lissajous
figures

269

Richards, Jos. W. The electrochemical industries at Niagara Falls
RICHARDS, JOSEPH. Memorial of. . .

Rowland, Arthur J. Observations on the American type of the Nernst
electric lamp

Sodium, metallic, manufacture and uses of. (Darling)

Shop management (Taylor)

Smoke nuisance in Prussia

Solidifying metallic powders by pressure

Stereogram, a novel. (Ives) .

Steam boilers, construction and inspection of, with especial reference to

the "City of Trenton" disaster. (Discussion).

Stonehenge monuments, age of the

63
450

22

༤ཚ

284

386
400

64
284

220

Stradling, Geo. F. Resumé of recent work in acoustics and gravitation,
Stratton, Samuel W. The National Bureau of Standards

Tin, electrolytic separation of

recovery of from waste tin-cuttings.

the sparse distribution of ..

Trichromatic process, half-tone. (Ives)

Utilization of trolley circuits for fire-extinguishing purposes

300

56

43

386

52

Watts, Harvey W. On the mechanism and causation of hot waves.
Wheeler, Joseph. Evolution of firearms and ordnance

White lead process, a new ..

Wilbert, M. I. On the reversal of the photographic image and its sub-
sequent development in actinic light

Wireless telegraphy, invention of

Wood-pulp industry

Woolman, Lewis. Microscopic organisms in the determination of geo-
logic age

Writing of healthy persons, peculiarities of. (Diehl)

293

231

257

55

400

468