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Scientific American, Vol. 70, No. 20 (May 1894) (1894)
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ng feature of the Lawrence road is duit formed under the slot passes a small girder or cal as more ca-rs are running. On curves a car cannot the use of circuit breakers, which, as the car passes, be stopped, and on at least one curve in this city there trolley rail in 33 foot sections, fastened… … 1. BnimiDg the car through water. 2. Single track couBtruction. 3. Double track conBtruction, with single feed wire. 4. r^ngitndinal seetioa o( road. TH£ LAWRENCE UNDEBQBOUKD CONDUIT ELECTBIC BAILBOAD. © 1894 SCIENTIFIC AMERICAN, INC.Patents · Cable · Feet · Munn · Inches · Scientific American · Cryolite · Trolley wire · Street house · Trolley rail · Hot water · Perspective views · Cubic feet · Magazine rifle · Torpedo boat · Sheet metal
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