1
Corporate Authors:
Group Author: ;
Published: National Bureau of Standards; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.],
Publication Dates: 1972.
Call Number: TN24-53/S989/1972/
; ;
Group Author: ;
Published: National Bureau of Standards; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.],
Publication Dates: 1972.
Call Number: TN24-53/S989/1972/