Phelps & Sanger.. Porter, Bell & Co....... 270 .Newark, N. J.. 62 .... Buffalo, N. Y.......... 160 New York.... 4 ..Chicago, Ill... 230 .Erie, Pa..... 170 Philadelphia, Pa...... 80 ....New York... Rand & Waring Drill & Compressor Co............New York.... R. L. Howard & Son.. Snyder Bros.... Wiard Locomotive Attachment Co.-(Anti CIRCUMFERENCES AND AREAS OF CIRCLES-Continued. Diam. Circ. Area. Diam. Circ. Area. Diam. Circ. Area. 36.91 108.43 16 37.30 110.75 37.69 113.09 16 38.09 115.46 12t 38.48 117.85 16 38.87 120.27 51.44 210.59 64.79 334.10 65.18 338.16 65.58 342.25 121 39.27 122.7116 52.62 220.35||21 65.97 346.36 39.66 125.18 121 40.05 127.671753.40 226.98 21 66.75 354.65 67.15 358.84 13 40.84 132.7317 54.19 233.7021-67.54 363.05 41.23 | 135.29 54.58 237.10 67.93 367.28 41.62 137.8817 54.97 240.52 21 68.32 371.54 68.72 375.82 69.11 380.13 56.16 250.94 69.50 384.46 69.90 388.82 THIS TABLE IS TAKEN FROM "Hamilton's Useful Information for Railway Men,” and Foundry Co. Published by D. VAN NOSTRAND, For the Ramapo Wheel 58.11 268.80224 45.16 162.29 58.51 272.44 58.90 276.11 23 45.94 167.98 59.29 279.81 71.86 410.97 72.25 415.47 72.64 420.00 14} 46.33 170.87 19 - 59.69 283.52||23 46.73 173.78 60.08 287.27 15 47.12 | 176.71 ||191 | 73.04 424.55 73.43 429.13 47.90 182.65 197 48.30 185.66 15- 48.69 188.69 | 197 49.08 | 191.74 60.86 294.83 61.65 302.48 74.21 438.30 61.26 298.64231 62.04 306.3524 75.39 452.39 157 49.48 194.82 20 49.87 197.93 62.83 314.16||24t 76.18 461.86 63.22 318.09 76.57 466.63 ESTABLISHED 1858, "THE BEST ARTICLE IN THE MARKET.” CERTIFICATE FROM THE AMERICAN INSTITUTE HIGHEST PREMIUM (MEDAL) AWARDED AND ENDORSED BY ASBESTOS ROOFING. AS The Asbestos Roofing" is a substantial and reliable material, which can be safely used in Asbestos Roof Coating and Cement, Asbestos Boiler Felting, Boiler Scale Preventive, Send for Descriptive Pamphlets, Price-Lists, &c. Liberal Terms to Dealers. New Offices, 87 Maiden Lane, (Corner Gold St.) New York. H. W. JOHNS, SOLE MANUFACTURER, Diam. Circ. Area. Diam. Circ. Area. Diam Circ. Area. THIS TABLE IS TAKEN FROM and Foundry Co. Published by D. VAN NOSTRAND, "Hamilton's Useful Information for Railway Men," For the Ramapo |