TY - RPRT TI - Structural properties of "PHC" prefabricated wood-frame constructions for walls, floors, and roofs sponsored by the PHC Housing Corporation AU - Peck, Mahlon F AU - Hoback, W G AU - Phelan, Vincent B PY - 1942 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS BMS 90 DO - 10.6028/NBS.BMS.90 ER -