General information for refiners of petroleum regarding tests of lubricating oils at the Engineering Experiment Station, Annapolis, Md.
Subtitle: also information concerning tests of greases and soluble oils at the laboratory of the Machinery Division, Navy Yard, New York.
By: Revised ... by the Bureau of Engineering ...
Publisher: Govt. Print. Off.
Published: 1920
Place of publication: Washington
Subjects: Lubrication and lubricants.