. Electric railway journal . Electrical Equipment NEW YORK, 90 West St. ST. LOUIS, Syndicate Trust Bldg. CHICAGO, 2200 Insurance , Monongaliela Bk. Bldg. SANDERSON & PORTER ENGINEERS REPORTS o DESIGNS o CONSTRUCTION o MANAGEMENTHYDRO-ELECTRIC DEVELOPMENTSRAILWAY. LIGHT and POWER PROPERTIESChicago New York San Francisco tfovb, Bacon & ©avis, Engineers. 115 BROADWAYNew Orleans NEW YORK San Francisco A STONE & WEBSTER Industrial Plants and Buildings. Steam Power Stations,Water Power Developments, Substations, Gas Plants,Transmission Lines, Electric and Steam Railroad Work. NEW
. Electric railway journal . Electrical Equipment NEW YORK, 90 West St. ST. LOUIS, Syndicate Trust Bldg. CHICAGO, 2200 Insurance , Monongaliela Bk. Bldg. SANDERSON & PORTER ENGINEERS REPORTS o DESIGNS o CONSTRUCTION o MANAGEMENTHYDRO-ELECTRIC DEVELOPMENTSRAILWAY. LIGHT and POWER PROPERTIESChicago New York San Francisco tfovb, Bacon & ©avis, Engineers. 115 BROADWAYNew Orleans NEW YORK San Francisco A STONE & WEBSTER Industrial Plants and Buildings. Steam Power Stations,Water Power Developments, Substations, Gas Plants,Transmission Lines, Electric and Steam Railroad Work. NEW YORK BOSTON CHICAGO JAMES T. SWAN CERTIFIED PUBLIC ACCOUNTANT 60 STATE ST., BOSTON SPECIALIST IN TRANSPORTATION STATISTICSAND RATE INVESTIGATIONS Scofield Engineering Co. ^phSadelpLi?! pAers POWER STATIONS OAS WORKS * HYDRAULIC DEVELOPMENTS ELECTRIC RAILWAYS THE P. EDW. WISCH SERVICE Suitel7IO DETECTIVES Suite 715 Park Row Bldg., New York Board of Trade Boston .January 5, 1918 ELECTRIC RAILWAY JOURNAL 61. The Standard Paving Pitch NOT even pitch is suitable for , for example, would notdo at all, although it looks much thesame and contractors sometimes attempt to useit on the theory that it is the same thing. A good paving-pitch will last as long as thepavement—that is to say, twenty or thirty years—and at the end of that time it will be exactlyas good as new and fit to use once more in anew pavement if it were worth while to take itoff the old blocks. The Barrett Company has been manufacturingPaving Pitch for something like forty can photograph almost any old pitch-filledpavement and be fairly certain that when welook it up we will find that the pitch in the jointsis a Barrett product of a generation ago. Contractors who use Barretts Paving Pitchknow that it does not bubble and boil over inthe kettle. That means that it is free fromwater and the lighter oils. They find that itholds its heat well and is easily handled by un-skilled labor.
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