Fig. 63— The Stationary Hornsby-Akroyd Gas Engine
Fig. 64— The Portable Hornsby-Akroyd Gas Engine
Fig. 65— Explanatory Diagram of the Hornsby-Akroyd Gas Engine
Fig. 66— The Portable Robey Oil Engine
Fig. 67— The Stationary Van Duzen Gas Engine
Fig. 68— The Portable Van Duzen Gas Engine
Fig. 69— Side Elevation of a Horizontal Van Duzen Gas Engine
Fig. 70— The Portable Van Duzen Gas Engine
Fig. 71— The Van Duzen Vertical Gas Engine
Fig. 81— The Sintz Vertical Gas Engine
Fig. 76— The “Forward” Horizontal Gas Engine
Fig. 77— The Double Flywheel “Forward” Horizontal Gas Engine
Fig. 78— The “Forward” Vertical Gas Engine
Fig. 79— Lanchester’s Starting Gear
Fig. 72— The Trent Horizontal Gas Engine
Fig. 75— Sectional Views of the Trent Horizontal Gas Engine
Fig. 80— The Hicks Vertical Gas Engine
Fig. 73— The “Rocket” Horizontal Petroleum Engine
Fig. 74— End View of the Rocket” Horizontal Petroleum Engine