1
Corporate Authors:
Group Author: ; ;
Published: U.S. Dept. of Commerce, National Bureau of Standards For sale by the Supt. of Docs., U.S. G.P.O.,
Publication Dates: 1981.
Call Number: O422.8-53/I61.1/1981/
; ; ; ;
Group Author: ; ;
Published: U.S. Dept. of Commerce, National Bureau of Standards For sale by the Supt. of Docs., U.S. G.P.O.,
Publication Dates: 1981.
Call Number: O422.8-53/I61.1/1981/