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Scientific American, Vol. 86, No. 4 (January 1902) (1902)

leaf 17

An illustration from Scientific American, Vol. 86, No. 4 (January 1902), 1902, leaf 17
BRISTOLSRECORDING INSTRUMENTS. Ircssure Gauges, Vacuum Gauges. Volt-meters, Amperemeters, Wattmeters, andI bermonieter;*, make continuous recordsHay and, Niaht. Will pay for themselves.Every instrument fully guaranteed andsent on 30 days trial. fW~ Send/or Circu-lar* and Specimen Chart.Th Bristol… … fit {VIE IV OF TRAIN BEARING FOURTEEN GRIFFIN MILLS TO I OLA CEMENT CO.) Most Satisfactory and Economical. IOLA PORTLAND CEMENT COMPANY. BRADLEY PULVERIZER CO., Boston, Mass. Gentlemen: — Your inquiry as to the satisfaction the Griffin Mills are giving us duly receivedMills in our plant Detroit,…

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