Helium refrigeration and liquefaction using a liquid hydrogen refrigerator for precooling
By: by D.B. Chelton [and four others]
Contributors: United States. National Bureau of Standards; Boulder Laboratories (U.S.)
Series: National Bureau of Standards technical note -- 39; NBS technical note -- 39.
Publisher: National Bureau of Standards, United States Department of Commerce, Office of Technical Services
Published: 1960
Place of publication: Washington, D.C
Language: eng
Number of pages: 31
Subjects: Refrigeration and refrigerating machinery; Liquid hydrogen
Notes: Title from title screen (viewed Mar. 5, 2014).

"Boulder Laboratories"--Cover.

"January 27, 1960."

Includes bibliographical references (page 31).