HERRING, W. E.: Lumber industry of Washington, 28-32
Hunter, Charles W.: Getting toluol for the Army, 466-473

KELLOGG, CHARLES W.: The critical period of the war, 187-194

LINCOLN, EDMOND EARLE: The results of municipal electric
lighting in Massachusetts (r), 104-112

NASH, LUTHER R.: The Denver tramway situation, 372-387; The
tramway's depreciation problem, 293-297

Northrop, Albert A.: At the tip of the world, *455-462

RUTH, C. W.: *Industrial housing, 388-392

SMITH, MONTELLE C.: Local building of railway special work with
the aid of an oxygen-acetylene cutting and welding outfit, *402-409
Somers, C. W.: The new building for Massachusetts College of Phar-
macy, *463-465

Stevens, George H.: The field and siege building at Rock Island
Arsenal, *305-310

Stevens, Oscar E.: Gas defense, *365-372

Stibbs, H. G.: A little journey to a can factory making 600,000 cans
per day, *33-37

TAIST, MAJOR T. F.: American architecture, 393-401

VITTINGHOF, HANS: Operation and chemical control of water gas
sets in small plants, 16-27

WHITING, FREDERIC J.: Getting back to normal, 44-48; The future
of industry, 474-484

ILLUSTRATION INDEX

CONDENSER of static electricity, 195-199

DAM at Savenay, France, of arched concrete type, 277, 282

Dugouts in St. Mihiel sector built by Germans, 334

GAS defense plant, Long Island City, N. Y., 366, 370

Gas masks, 365, 368

Gas sampling tube, 22

German soldiers, 85, 97-100

HOUSES for workmen, 388-390

LOGGING: in Washington, 28-32; in New Hampshire, 200-210

!

MacDONALD, OHIO, views, 357

Massachusetts College of Pharmacy Building, 441, 463-464
Map: Schleswig-Holstein, 298

Munitions Building, Washington, D. C., 169

NAVY BUILDING, Washington, D. C., 169
Nemacolin, Pa., Foremen's houses in, 390

ROCK ISLAND ARSENAL, 269, 305-310

SOURDOUGH LOOKOUT, Wash., 1

TREES of the state of Washington, 28-30

WASHINGTON, D. C., war-time buildings, 169, 175, 182

LIBRARY NOTES INDEX

Bibliographies: List of American doctoral dissertations printed in 1916,
78; Pratt Institute list of technical books, 436; Price lists issued
by Superintendent of Documents, 436

Book Accessions: 80, 164, 263, 352, 437, 516

Book Notices: 77, 162, 261, 350, 435, 514

Business: Lee Galloway "Office management," 162; R. W. Kelly "Hiring
the worker," 261; Better Letters Association "Proceedings for
second annual convention, 1918," 515

Fuel: Consolidation Coal Company "Industrial coals," 261

Gardening: H. W. Wilson Company "Agricultural index," 350; United
States School Garden Army "Spring manual," 350; Department
of Agriculture "Year book," 435; C. L. Pack "The war garden
victorious," 514; Department of the Interior "Forty lessons in
gardening for the northeastern states," 514

Lumbering: Department of Agriculture Bulletin 605 "Lumber used in
the manufacture of wooden products," 77; Bulletin 638 "Forestry
and community development," 78

Mineral products: McGraw-Hill Book Co. "The mineral industry," 78;
"Mineral footnotes," 350; Geological Survey Bulletin 365 "North
American Geology for 1916,❞ 435

Railroads: Bureau of Railway Economics "Winter service on railroads,"

436

Ships: Portland Cement Association "Concrete boats, barges and ships
bibliography," 436