TY - RPRT TI - Structural properties of "tilecrete type a" floor construction sponsored by the tilecrete Co. AU - Whittemore, Herbert L AU - Stang, Ambrose H AU - Parsons, Douglas E PY - 1940 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS BMS 51 DO - 10.6028/NBS.BMS.51 ER -