TY - GEN AU - Howard, Frank L C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1951-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.LCIRC.1001 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1951 TI - Letter Circular 1001::liquefied petroleum gas as an engine fuel ER -