Shears and Punches. L. W. Pond Worcester, Mass............. See Page 158 See also, Punches. . Shearing Machines. Wm. Sellers & Co.......................................... Philadelphia, Pa............ See Page 64 Sheet IronAtwater, Wheeler & Co................................. New Haven, Conn........... See Page 10 Bruce & Cook................................................. New York................... *** a { % 112 John Merry & Co.......................................... {{ “ ..................... {{ 48 J. T. Ryerson g Chicago, Ill.................... {{ 180 Marshall Lefferts, Jr...................................... New York................ * * * * * * {{ 44 P. H. Moffat................................................ Chicago, Ill...................... “ . 190 Radley & McAlister Manufacturing Co............ New York...................... “ 250 Sidney Shepard & Co......................... ........... Buffalo, N. Y.................. “ 196 Wm. Green & Co g Wilmington, Del............. {& 248 Sheet LeadBruce & Cook...... New York...................... See Page 112 E. W. Blatchford & Co............... * * * * * * * * * * * * * * * Chicago, Ill.................... “ 124 Sheet RubberA. Fulton's Son & Co.................................... Pittsburgh, Pa............... See Page 116 Goodyear's I. R. G. Manufacturing Co............ New York....................... {{ 252 New York Rubber Co.................................... & © “. ......... . . . . . . . . . . . . {{ 260 Sheet Zinc. Bruce & Cook............................................... New York...................... See Page 112 Shingles. Joseph Churchyard........................................Buffalo, N. Y................... See Page 160 Shingle Strips. Reese, Graff & Woods.................................... Pittsburgh, Pa............... See Page 68 Ship Lanterns. S. M. Aikman & Co.......................... o; e o g o e o 'o e o to 9s e New York....... . . . . . . . . . . . . . . . See Page 114 IRON TELEGRAPH WIRE. TABLE of LENGTH, SIZE, WEIGHT, STRENGTH, ETC, (Charles T. Chester.) e so-> d’ do +s a & .8 o E 3 to a o .# 3 * . 3 ã; :: 80 's'. #5 $ 3 B # 3 3: .5 c. ## ‘āš # .80 #: #: #3 §§ Q/ #- #5 ; : é o 5 #3, #5 0 ...... 0.340 ...... 29.44 ...... 1490 ...... 1416 ...... 7280 ...... 213 1 ...... Q.300 ...... 22.92 ...... 1210 ...... 1150 ...... 5650 ...... 273 2 ...... 0.280 ...... 19.97 ...... 1054 ...... 002 ...... 4930 ...... 315 3 ...... 0.260 ...... 17.22 909 ...... 854 ...... 4250 ...... 363 4 ...... 0-240 ...... 11.00 ...... 775 ...... 747 ...... 3620 ...... 429 5 ...... 0.220 ...... 12.34 ...... 651 ...... 619 ...... 3040 ...... 510 6 ...... 0.200 ...... 10.19, ...... 588 ...... 512 ...... 2510 ..... o 609 7 ...... 0.185 ...... 8.72 ...... 461 ...... 438 ...... 2220 ...... 717 8* ...... 0.170 ...... 7.37 ...... 389 ...... 370 ...... 1840 ...... 858 9* ...... 0.155 ...... 6.12 ...... 323 ...... 307 ...... 1560 ...... 1026 10* ...... 0.140 ...... 4.99 ...... 264 ...... 251 ...... 1280 ...... 1260. 11* ...... 0.125 ...... 3.98 ...... 211 ..... • 200 ...... 1000 ...... 1587 12 ...... 0.110 ...... 3.08 ...... 163 ...... 157 ...... 800 ...... 2100 13 ...... 0.095 ...... 235 ...... 124 ...... 118 ...... 568 ...... 2679 14 ...... 0.085 ...... 1.84 ...... 97 ...... 93 ...... 456 ...... 3.426 15 ...... 0.075 ...... 1.43 s..... 76 ...... 73 ...... 352 ...... 4404 16 ...... 0.065 ...... 1.08 ...... 57 ...... 55 ...... 264 ...... 5862 17 ...... 0.057 ..... . 0.83 ...... 44 ...... 42 ...... 208 ...... 7620 18 ...... 0.050 ...... 0.64 ...... 34 ...... 32 ...... 160 ...... 9456 19 ...... 0.045 ...... 0.52 ...... 27 ...... 26 ...... 128 ...... 12255 20, .... 0.040 ...... 0.41 ...... 21 ...... 20 ....... 104 °...... 14736 * Those marked with star are standard sizes for telegraph use. SIPEHFNEPMINTSuss|]}} GAR PAINTING. to These Colors are Guaranteed Perfectly Pure, of a fineness that cannot be equalled outside of us. • W .E. H. E. EN E ER, TO GILBERT BUSH & CO., Troy, N. Y. SEND FOR SAMPLE BOOK OF COLORS JOHN W. MASURY & SON, MANUFACTURERS OF PURE WHITE LEAD, SUPERFINE COLORS FOR COACH AND GAR WORK. SPECIALTY IN PURE colors. Office, No. 111 Fulton Street, New York. . Shovels, England & Bindley .......Pittsburgh, Pa................ See Page 162 Geo. Worthington & Co................................. Cleveland, Ohio.............. “ 100 L. G. Tillotson & Co...... New York...................... £6 94 T. B. Bickerton & Co......................................Philadelphia, Pa............ “ 138 Signal Oil. Eclipse Lubric Oil Co.................................... New York......... See Page Facing Title. F. S. Pease.................................................... Buffalo, N. Y................. See Page 100 P. H. Moffat..................................................Chicago, Ill.................... {{ 190 Wm. B. Browne & Co..................................... New York...................... “ 266 - Signals. Buffalo Steam Gauge Co................................. Buffalo, N. Y.................. See Page 170 Slate. . * Penrhyn Slate Co.......................................... Buffalo, N. Y.................. See Page 202 Slate Roofing Tools. Nelson Tool Works..................... ... ............. New York...................... See Page 30 Sledges. Nelson Tool Works....................................... New York ..... ............... See Page 30 Wm. Green & Co.............................................Wilmington, Del............. “ 248 Slide Lathes—Self-Acting. Wm. Sellers & Co.......................................... Philadelphia, Pa............. See Page 64 Sliding Tables. Wm. Sellers & Co.......................................... Philadelphia, Pa............ See Page 64 - Slotting Machines. Isaac H. Shearman Philadelphia, Pa............. See Page 80 Wm. Sellers & Co......................................... 6 (; “ ............. & 4 64 Wm. B. Bement & Son................................... {{ “. ...... $ to & © to $ ** 168 Srmelters. Du Plaine & Reeves Philadelphia, Pa.............. See Page 102 Hooks Smelting Co....................................... {{ “. .............. $6 216 Philadelphia Smelting Co {{ “ ............. “ 134. WROUGHT IRON WELDED TUBES, EXTRA STRONG. Table of Standard Sizes.—(Morris, Tasker do Co.) so so H : 5 § 5 § $ 3 80 g *S 3 o $3 SD GD w; ; to: 5 o .o. # .: so § go § s: & S = 3 so → (~ .i.d to # . to jo to 3 & g-í © $2 ge .S. § --> & 5 5 co <! Go .c. : := & F. : - 53 .E : F. : E.8 HH 's' .. 5 E so 5 5 § # 5 --> * * * * 2. C 3. §3. 3 & % “... 405 ...... ..100 ...... * e s see e .205 ...... **** to e o o is e 54 ...... .123 ...... – .294 ...... — 8 * * * * * * 675 ...... .127 ...... *T*- e s = e s e 421 ...... too § © to $ to to o 84 ...... .149 ...... 298 ...... .542 ...... 244 % e to o e o o 1.05 ...... .157 ...... 314 ...... .736 ...... 422 l •..... 1.315 ...... .182 ...... 364 ...... .951 ...... 587 11 & e o is so 1.66 ...... .194 ...... .388 ...... 1.272 ...... .885 is: ... 1.9 ...... .203 ...... .406 ...... 1.494 ...... 1.088 2 © e o to € $ 2.375 ...... .221 ...... .442 ...... 1.933 ...... 1.491 2% ...... 2.875 ...... .280 ...... .560 ...... 2.315 ...... 1.755 8 ...... 3.5 ...... .304 ...... .608 ...... 2.892 ...... 2.284 3% ...... 4. ...... .321 ...... .642 ...... 3.358 ...... 2.716 * ...... 4.5 ...... .341 ...... .682 ...... 3.818 ...... 3.136 THERMOMETERS. '. To convert degrees, Centigrade or Reaumur, into degrees Fahrenheit. 9 9 Freezing point, or 32° Fah. = Zero in Cent, or Reaumur. Boiking point, or 212° Fah, - 100° Cent, or 80° Reaumur, No 27 South Eighth Street, eor. Jayne, (Entrance on Jayne Street.) Fili.A.D.E.L.P.H.I.A. We call the attention of Engineers to our Patented Improvement on Telescopes. HOOKs s MELTING CO., : G - & H - E A F, N E T T , 39, 41 & 43 RICHMOND ST., PHILADELPHIA. smiths' Tools. England & Bindley....................................... Pittsburgh, Pa................ See Page 162 TELEGRAPH MAGNET AND OFFICE WIRES. Birmingham Diameter No. Of F eet Birmingham Diameter No. of Feet Wire Gauge. in Ins. Bo W. * | Wire §. in Ins. o Wire 1 ...... .300 ...... 3.82 21 ...... .035 ...... 280.1 2 ...... .280 ...... 4.44 *22 ...... .030 ...... 381.6 3 ...... .260 ...... 5.09 *23 ...... .027 ...... 450.0 4 ...... .240 ...... 6.00 *24 ...... .025 ...... 533.1 5 ...... .220 ...... 7.11 25 ...... .023 ...... 630.0 6 ...... .200 ...... 8.61 *26 ...... .019 ...... 923.4 7 ...... .185 ...... 10.09 27 ...... .018 ...... 1029.0 8 ...... .170 ...... - 11.91 *28 ..... * .016 ...... 1302.0 9 ...... .155 ......- 14.32 29 ...... .015 ...... 1481.4 10 ...... .140 ...... 17.50 *30 ...... .014 ...... 1708.5 11 ...... .125 ...... 22.1 31 ...... .012 ...... 2314.8 *12 ...... .110 ...... 28.4 *32 ...... .010 ...... 3333.3 *13 ...... .095 ...... 37.2 33 ...... .009 ...... 342.1.4 *14 ...... .085 ...... 48.0 *34 ...... .0s 96 ...... 3616.8 15 ...... .075 ...... 61.3 35 ...... .0087 ...... 4399.8 *16 ...... .065 ...... 81.9 36 ...... .0079 ...... 5349.0 17 ...... .057 ...... 106.1 37 ...... .0067 ...... 7425.6 *18 ...... .050 ...... 137.9 38 ...... .0.058 ...... 9908.7 19 ...... .045 ..... 161.3 39 ...... ,0042 ...... 18896.1 *20 ...... .040 ...... 215.6 40 ...... .0039 ...... 21915.0 * Standard Sizes. The following are the conducting powers of the several Coppers, 100 being the standard for chemically pure: . Lake Superior Native, not fused 98.8 at 15.5 {{ {{ fused, as it comes in commerce...... 92.6 “ 15.0 |
