TY  - RPRT
TI  - "Book cloths, buckrams, and impregnated fabrics for bookbinding purposes except library bindings (second edition)" 
PY  - 1940
PB  - National Bureau of Standards
CY  - "Gaithersburg, MD
SN  - NBS CS 57-40
DO  - 10.6028/NBS.CS.57-40
ER  -