TY  - RPRT
TI  - Letter Circular 325: aeronautical publications by members of the staff of the Bureau of Standards (superseding Letter Circular 285)
PY  - 1932
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - LCIRC 325
DO  - 10.6028/NBS.LCIRC.325
ER  -