. Electric railway journal . Model 45 D. C. Portable Ammeters and Voltmeters Designed to meet thedemand for a medium-priced Ammeter andVoltmeter. Their accu-racy is guaranteed with-in 1%. They are shieldedfrom tlie influence ofexternal magnetic fields,the movement and mag-netic system heing en-closed in an iron casepermanently mount d ina handsome wooden car-rying-box witli hingedcover. The scale has a mir-ror over which theknife-edge pointer trav-els. Readings can bemade within 1/10 of adivision at any part ofthe scale. In mechanical andelectrical workmanship the Weston Model 45 Portable Amme
. Electric railway journal . Model 45 D. C. Portable Ammeters and Voltmeters Designed to meet thedemand for a medium-priced Ammeter andVoltmeter. Their accu-racy is guaranteed with-in 1%. They are shieldedfrom tlie influence ofexternal magnetic fields,the movement and mag-netic system heing en-closed in an iron casepermanently mount d ina handsome wooden car-rying-box witli hingedcover. The scale has a mir-ror over which theknife-edge pointer trav-els. Readings can bemade within 1/10 of adivision at any part ofthe scale. In mechanical andelectrical workmanship the Weston Model 45 Portable Ammetersand Voltmeter-, practically attain perfection. A full description will be found in Bulletin 501, which will bemailed to you on request. Weston Electrical Instrument New YorkBostonPhiladelphiaPittsburgh 21 Weston Ave., Newark, N. J. Richmond Chicago CincinnatiDetroitBuffalo St. Louis Cleveland Denver San Francisco TorontoMontrealWinnipegVancouver FlorenceParisLondonPetrograd The Eclipse Railway Supply , OHIO Manufacturers of the ECLIPSE LIFE GUARD ECLIPSE WHEELGUABD ECLIPSE TROLLEY RETRIEVER ACME FENDER
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyorkmcgrawhillp
