U.S. Government master specification for brick, clay, common.

Format Microform
Publication Info[Washington?] : U.S. G.P.O., 1927.
Description5 pages ; cm.
Subjects

SeriesFed. Specs. Bd. Spec. No. 504
Standards Bur. Circ. No. 345
General noteReuse of record except for individual research requires license from LexisNexis Academic & Library Solutions.
General note[With testing procedure]
Citation/References note CIS Index to U.S. Executive Branch Documents, 1910-1932 Part 2
Reproduction noteJoyner- Microfiche. [Bethesda, Md.]: LexisNexis Academic & Library Solutions, 1997. 11 x 15 cm. (CIS US Executive Branch Documents : no. C13.4-345)
Govt. docs number C 13.4:345