TY - GEN AU - Son, B C2 - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD DA - 1973-01-01 LA - en PB - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD PY - 1973 TI - Fire Endurance Test of a Roof/Ceiling Construction of Paper Honeycomb and Gypsum Board. Final Report. Revision of NBS-10405. ER -