3 public-domain matches

Grease Testing

Cover of Grease

Grease

Unknown author

Cover of General information for refiners of petroleum regarding tests of lubricating oils at the Engineering Experiment Station, Annapolis, Md

General information for refiners of petroleum regarding tests of lubricating oils at the Engineering Experiment Station, Annapolis, Md

United States. Navy Dept. Bureau of Construction and Repair.

Cover of A practical treatise on friction, lubrication, fats and oils

A practical treatise on friction, lubrication, fats and oils

Emil F. Dieterichs