Ryan, N. M., & Foras Forbartha. (1975). Rafters and purlins - span tables. Foras Forbartha.
MLA CitationRyan, Nicholas M., and Foras Forbartha. Rafters and Purlins - Span Tables. Foras Forbartha, 1975.
Warning: These citations have been automatically generated and may not always be 100% accurate..