United States government master specification for the construction of built-up roofing, type 5TWS.
Contributors: United States. Federal Specifications Board.
Publisher: Govt. print. off.
Published: 1924
Place of publication: [Washington
Language: eng
Subjects: Roofing.
Notes: George K. Burgess, director.
<issued July 8, 1924>
Running title: Specification for roofing,type 5TWS.