TY  - BOOK
AU  - Graf,Don
TI  - Don Graf's data sheets: thousands of simplified facts about building materials, planning, and construction
U1  - 692.1 
PY  - 1949///
CY  - New York
PB  - Van Nostrand Reinhold Co.
KW  - Building
KW  - Handbooks, manuals, etc
N1  - Includes index; Reprint of the ed. published in 1949 by Reinhold Pub. Corp., New York
ER  -