Wheels. Bowlers, Maher & Brayton..................~. .....Cleveland, Ohio............. See Page 42 Davenport, Fairbairn & Co............................. Erie, Pa.......................... {{ 188 Greene & Randolph........................................New York..... ................ {{ 54 Jonas S. Heartt & Co..................................... Troy, N. Y........ ............. {{ 134 Ramapo Wheel & Foundry Co........................ Ramapo, N. Y................. {{ 256 Wason Manufacturing Co............................... Springfield, Mass........ ... {{ 146 Whistles-Steam.

See Steam Whistles. -
White Lead.

Atlantic White Lead Co.—Rob't Colgate & Co. New York............... See Pages 238, 240 Brooklyn White Lead Co................................ & & “ ..................... 6. 268 C. E. Hecht............................ ... .............. Easton. Pa................ . . . . . {{ I58 F. S. Pease................................................... Buffalo, N. Y.................. {{ 100 Jno. Jewett & Son......................................... New York.................. See Pages 72, 74 Jno. W. Masury & Son................................... { { “ ..................... See Page 214 T. B. Bickerton & Co..................................... Philadelphia, Pa............. $6 138 Wetherill & Bro........................................... { % “. ............ { { 52

Wm. Green & Co............................................Wilmington, Del............ &g 248

TONS OF RAILS, JOINTS, ETC., TO ONE MILE SINGLE TRACK.
(Furnished by O. W. Child, 22 Pine St., New York.)

Tons of RAILS REQUIRED PER MILE of SINGLE TRACK.

- Tons. lbs. Tons. lbs. Weight 12 lbs. per yard..... 18 1920 Weight 50 lbs. per yard..... 78 1280 $6 16 “ “ ..... 25 320 {{ 66 “ “ ..... 88 {& 20 “ “. ..... 31 960 & 6 60 “ “ ..... 94 640 {{ 25 “ “. ..... 39 640 $6 65 “ “ ..... 102 320 & 4 30 “ {{ .... 47 320 £6 70 “ “ ..... 110 * {{ 35 “ “ ..... 55 {{ 75 “ “. ..... 117 920 6% 40 “ “. ..... 62. 1920 $6 80 “ “. ..... 125 1600 66 45 “ “ ..... 70 1600

24 feet Rails..................... 440 Joints. 28 feet Rails..................... 378 Joints. 26 “ “ ..................... 406 “ 30 “ “ ..................... 352 “ Ordinary number of Ties per Mile................................ , 2640.

Ordinary Quantity of Spikes, 5% X % inch per mile...... 5500 lbs.

THE BEST AND CHEAP EST LUBRI CATOR
FO R. RAHL ROADS N. USE.

Superintendents, Purchasing Agents and Master Mechanics are invited to GIVE IT A TRIAL.

/04 s/A/DEW LA/WE, /34 E. K//WZ/E ST., NEW YORK. GHICAGO, ILL.

CAMP B E L L & T HAYER. 89 MAIDEN LANE, NEW YORK,

CORRUGATED IRON CO.
- o, 44 CENTRE ST, NEW YORK,

Holo- Iron Arches for Fire-Proof Buildings,
Iron Shutters, Doors, &c.

Du Plaine & Reeves....................................... Philadelphia, Pa............ See Page 102
- White Zinc,
C. B. Hecht.................................................. Easton, Pa..................... See Page 158
Jno. W. Masury & Son................................... New York............... to $ to e o e to $6 214
- Window Class. -
D. R. Hobart & Co..... ...................................New York...................... See Page 126
Leffingwell & Co....................... ...... .............. Cleveland, Ohio..... ........ { % 190
Vose, Dinsmore & Co...................................... New York...................... { % 60
- Wire.
Ansonia Brass & Copper Co............................ New York...................... See Page 122
Atwater, Wheeler & Co ............. . .................. New Haven, Conn........ .. § { 10
Bruce & Cook................. .............................. New York...................... “ 112
Geo. Worthington & Co................................. Cleveland, Ohio............... ${ 100
Jno. Merry & Co............................................ New York........ ............. * { 48
Marshall Lefferts, Jr....................... .............. { % “ ..................... { % 44

To FIND LENGTH OF BELTING, when CLOSELY Roll ED.

The sum of the diameters of the roll and the eye in inches, multiplied by the number of turns made by the belt, and this product multiplied by the decimal .1309, will equal length of the belt in feet.—A wehinchloss.

N PREscott's & KALKMAN's WH/o) \ \ PATENT SAFETY POP VALVE, to W DENIson's PATENT coolino \o'A) and LUBRICATI NC COMPOUND Soo And C. RAHAM'S CAR-DOOR CATCHES.

C. J. POST. W. B. POST. * C. W. RALKMAN.

wire Brushes

Van Tuyl. Manufacturing Co.......................... New York........ & e i to $ to so to $ e o 'o g to See Page 242
Wire Cloth.
Radley & McAlister Manufacturing Co............ New York..................... See Page 250
Wire Cutters.
Biddle Manufacturing Co....................... to e o $ to e o e New York...................... See Page 12
Wire Rope.
De Grauw, Aymar & Co................................. New York...................... See Page 112
Speedwell Iron Works................................... § { “ ..................... {{ 122
Wood Manteis.
Joseph Churchyard........ .............................. Buffalo, N. Y.................. See Page 160
Wood Mouldings. -
Joseph Churchyard..................................... ‘... Buffalo, N. Y.................. See Page 160
Wood Ornannerits.
Vose, Dinsmore & Co................... w e o e o 'o $ to e g o e s e o e o o New York...................... See Page 60
Wood Screws.
Hoopes & Townsend ....... ..... Philadelphia, Pa............ See Page 28
Wm. Gilmor of Wm.................. s & e o os e s & e o t e o & to o o e s so Baltimore, Md.................. “ 248