United States government master specification for diaphragm packing.
Subtitle: Federal specifications board specification no. 98a.
Contributors: United States. Federal Specifications Board.
Edition: <Rev. June 15, 1925>
Publisher: Govt. print. off.
Published: 1925
Place of publication: [Washington
Language: eng
Subjects: Packing (Mechanical engineering)
Other titles: Specification for diaphragm packing.; Diaphragm packing.