Oil-fired Steam• Wagon Boilers.

A Description of the Scarab Method of Utilizing Heavy Oils for Steam Wagon • Fireboxes, and the Results of a Test Run. T HE COAL STRIKE, whether it be finished before this......

Opinions From Others.

The Editor incites co rr e s pond ence on all subjects connected with the use of commercial motors. Letters should be on one side of the paper wily and typewritten by......