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Show ADELAIDE HERMAN CONCRETE AS BUILDING MATERIAL. Tho prizes offered by "Engineering News" and tho "Cement Ago" of Now York for the best papers on "The Manufacture of Concrete Blocks and Their Use In Building Construction," have just been awarded by tho jury, which was composed of Messrs. Robert W. Lesley, Past-President of tho American Cement Manufacturers' Manufactur-ers' Association; Richard L. Humphrey, Hum-phrey, President of tho Cement Users' Association, and Prof. Edgar Marburg, Secretary of tho American Society of Testing Materials. Tho first prlzo of ?250 was won by a paper by Mr. H. H. Rico of Denver, Colorado, Secretary of tho American Ameri-can Hydraulic Stone Company. Tho second prize of ?100 Is given to a paper by Mr. Wm. M. Torrance, C. E., of Now York City, Assistant Engineer In charge of concrete-steel design for tho Hudson Tunnel Companies. |