. Electric railway journal . June 4, 1910.] ELECTRIC RAILWAY JOURNAL. 985 trips a year or one trip a day would fairly represent the av-erage travel per inhabitant of the seven cities considered asone population. In discussing the subway question Mr. Wit-tig points out that while underground electric railways havebeen very successful from the engineering standpoint, theirfinancial return has usually been small. Hence projects forfuture subway lines should be considered with extreme caution. ABSTRACT OF PAPERS PRESENTED BEFORE THENATIONAL ELECTRIC LIGHT ASSOCIATION The following paragraphs are a
. Electric railway journal . June 4, 1910.] ELECTRIC RAILWAY JOURNAL. 985 trips a year or one trip a day would fairly represent the av-erage travel per inhabitant of the seven cities considered asone population. In discussing the subway question Mr. Wit-tig points out that while underground electric railways havebeen very successful from the engineering standpoint, theirfinancial return has usually been small. Hence projects forfuture subway lines should be considered with extreme caution. ABSTRACT OF PAPERS PRESENTED BEFORE THENATIONAL ELECTRIC LIGHT ASSOCIATION The following paragraphs are abstracts of papers of electricrailway interest which were presented before the NationalElectric Light Association at its twenty-third convention, heldat St. Louis, Mo., May 23 to May 27, inclusive: PROBLEMS IN POWER TRANSMISSION H. W. Bucks paper on Some Problems in Power Trans-mission discussed changes in construction and equipmentstandards. The rise in the price of wood and the reductionin the cost of structural steel has
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