TY  - RPRT
TI  - An index of U.S. voluntary engineering standards, supplement 1 
AU  - Slattery, William J
PY  - 1972
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS SP 329supp1
DO  - 10.6028/NBS.SP.329supp1
ER  -