. The development of the American rail and track . Fig. Tie and permanent way, London and Northwestern Railway, 1885. (From original in the U. S. National Museum.) the collection. It is the opinion of the chief engineer of the Pennsyl-vania Railroad that the iron tie will not be extensively used in Americaas long as white-oak standard cross-ties can be purchased for $1 or exhaustive report upon the iron cross-ties used by European rail-ways, compiled by Russel E. E. Tratman, of the Engineering News, willbe found in the report of B. E. Fernow, chief of the Division of For-estr
. The development of the American rail and track . Fig. Tie and permanent way, London and Northwestern Railway, 1885. (From original in the U. S. National Museum.) the collection. It is the opinion of the chief engineer of the Pennsyl-vania Railroad that the iron tie will not be extensively used in Americaas long as white-oak standard cross-ties can be purchased for $1 or exhaustive report upon the iron cross-ties used by European rail-ways, compiled by Russel E. E. Tratman, of the Engineering News, willbe found in the report of B. E. Fernow, chief of the Division of For-estry, in Bulletin No. 3 of the U. S. Agricultural Department. * Presented to the U. S. National Museum by Mr. F. \V. Webb, general locomotivesuperintendent London and Northwestern Railway, Crewe, England. Compare PlateIII (opposite page 124). Report of the U. S. National Museum for 1886. t Seventy cents is the price paid for a white oak cross-tie 7 by 7 inches, 8£ feet long,by the Pennsylvania Railroad in 1890. 692 REPORT OF NATIONAL MUSEUM, i889.
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