TY - RPRT TI - Circular of the Bureau of Standards no. 378: alphabetical index and numerical list of federal specifications promulgated by the federal specifications board (complete to November 1, 1929) PY - 1929 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS CIRC 378 DO - 10.6028/NBS.CIRC.378 ER -