Title Railway track scale testing service of the National Bureau of Standards, fiscal year 1938 (July 1, 1937 to June 30, 1938)

Imprint

Washington, D.C. : U.S. Dept. of Commerce, National Bureau of Standards, 1938

Location	Call Number	Status
Folio	TF347 .U65 1938	AVAILABLE

Description	1 v. : ill. ; 27 cm
Series	Letter circular (United States. National Bureau of Standards) ; LC-537
Note	Title from cover
	"December 2, 1938."
	At head of title: "National Bureau of Standards report."
Subject(s)	Railroads -- Equipment and supplies -- Testing.
	Scales (Weighing instruments) -- Calibration.
Alternate Author	United States. National Bureau of Standards