Membership directory: American Concrete Pipe Association [and] American Concrete Pressure Pipe Association. - American Concrete Pipe Association.; American Concrete Pressure Pipe Association. (1972)
Keywords: Reconstruction (1939-1951) / fast / (OCoLC)fst01091544; International cooperation. / fast / (OCoLC)fst00976857; Reconstruction (1939-1951); International cooperation.; World War, 1939-1945