. Electric railway journal . Boston & Northern Light Car—Fig. 1, Exterior rapid acceleration and braking for the same expenditure andabsorption of energy, decreased cost of replacing fittings incertain instances, and less wear of track and joints result fromthe operation of lighter appreciation of these points the Boston & Northern and sign and award of the contract, a systematic inspection of theprogress of the work in the shop was set in motion, includingthe careful weighing of every item under the control of therailway companies. These accumulated weights form one ofthe most complet
. Electric railway journal . Boston & Northern Light Car—Fig. 1, Exterior rapid acceleration and braking for the same expenditure andabsorption of energy, decreased cost of replacing fittings incertain instances, and less wear of track and joints result fromthe operation of lighter appreciation of these points the Boston & Northern and sign and award of the contract, a systematic inspection of theprogress of the work in the shop was set in motion, includingthe careful weighing of every item under the control of therailway companies. These accumulated weights form one ofthe most complete analyses of car body and fitting equipment Aru Light Resistance Lightning Arrester. Boston & Northern Light Car—Fig. 2, Wiring Diagram the Old Colony Street Railway Companies have made a thorough study of car design in relation to weight during the past18 months, and are now placing in service 44 new semiconvertibles of the so-called 1000 type which are 6,6lO per car than the 1907 type of semi-convertible carused by the two systems. These cars were designed in detail ever made in American street railway practice, and arc printedherewith. Following the assembly i the new type of car, officialweighers records were taken of the complete rolling stock , to demonstrate the actual saving in power of thenew car over the old type tests were made of the energy con-sumption of each type in successive commercial runs over rep-
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