Skinner, Frank W. (Frank Woodward), 1858-1932 · New York, McGraw · leaf 134
full length 8 x 8 x i^-in.angles and one 20 x |-in. cover plate, one 94, one 82, and one68-ft. 20 X f-in., and one 44 ft. 20 x |-in. cover plate, allaggregating 83 sq. in. in net cross-sectional area, and requiringrivets with a maximum grip of 41 in. The angles and the first RAILROAD PLATE GIRDER… … 2-spi iseZ>ixeZxioii^ cut from axa ^^ l-?0HCov.P/
Bridges
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