The grade terminology problem
By: by Iler J. Fairchild. Issued March 7, 1944.
Series: [U.S] National bureau of standards. National bureau of standards miscellaneous publication; M173
Publisher: U.S. Govt. print. off.
Published: 1944
Place of publication: Washington
Language: eng
Number of pages: 29
Subjects: Grading -- Terminology.
Notes: "Sources of material for the grade terminology problem": p. 27-29.
At head of title: U.S. Dept. of commerce. Jesse H. Jones, secretary. National bureau of standards. Lyman J. Briggs, director.