"Marine Lubrication Fishing Vessels," a 36-page booklet, has just been published by the Marine Trade Department of Mobil Sales and Supply Corporation.

The booklet covers the lubrication and maintenance of all types of machinery normally found in fishing ships. It provides daily help and guidance to operating personnel in servicing not only main engine systems but also auxiliaries, hydraulic machinery, refrigerators, gearing, etc.

Copies may be obtained through Mobil sales representatives or directly from the Marine Trade Department, Mobil Sales and Supply Corporation, 150 East 42nd Street, New York, N.Y. 10017.