Building Trades
Structure of the Building Trades Department A.F. of L. of Greater Pittsburgh and Vicinity in 1908
Officers of Building Trades Department in September 1908
Bricklayers in Western Pennsylvania
Carpenters in Western Pennsylvania
Operating Engineers in Western Pennsylvania
Laborers' District Council of Western Pennsylvania Map 1966
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Union Labor Temple
- Union Meeting Place, Webster Ave. and Washington Pl.
Sheet Metal Workers
Ironworkers