The Mechanical Horse As A Fire-fighter

Extreme Manceuvrability Provides a Well-equipped Machine of Outstanding Utility For Fire-fighting Purposes rr'HE mechanical-horse type .cf .I. vehicle has found its way into......

A Valveless Pump Having Many Possibilities

Improvements in the Design of the Fluvario Pump Which Works on the Eccentricvane Principle S INCE the first description of the Fluvario pump appeared in this journal, in July,......