Fig. 13— The Caldwell-Charter Gas Engine
Fig. 14— The Caldwell-Charter Gas Engine, Sectional View
Fig. 15— The Roots Gas Engine
Fig. 16— The Roots Gas Engine, Sectional Elevation
Fig. 17— The Roots Gas Engine, Indicator Card
Fig. 18— The Palatine Gas Engine,, Vertical Section
Fig. 19— The Palatine Gas Engine, Front Sectional Elevation
Fig. 20— The Palatine Gas Engine, Side Elevation
Fig. 21— The Campbell Gas Engine
Fig. 22— The Campbell Gas Engine, Governor Detail
Fig. 23— The Campbell Gas Engine, Indicator Cards
Fig. 24— The Foos Gas Engine
Fig. 25— The Foos Gas Engine, Igniting Electrodes
Fig. 26— The American Priestman Petroleum Engine
Fig. 27— The English Priestman Petroleum Engine
Fig. 28— The American Priestman Petroleum Engine, Explanatory Diagram
Fig. 29— The English Priestman Double Cylinder Marine Engine
Fig. 30— The English Priestman Engine & Pump Combined
Fig. 31— TheKane Electro-Vapor Engine
Fig. 32— TheKane Electro-Vapor Engine, Carburetor Sectional View
Fig. 33— The Kane Electro-Vapor Launch
Fig. 34— The Kane Electro-Vapor Launch, Plan Sections
Fig. 35— The Kane Electro-Vapor Launch