TY  - RPRT
TI  - Letter Circular 108: lead errors in commercial screw threads, taps, and dies
AU  - Miller, DR
AU  - Fullmer, IH
PY  - 1923
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - LCIRC 108
DO  - 10.6028/NBS.LCIRC.108
ER  -