Robertson Semi-Rotary Steam Engine (darker copy)

Here is a slightly darker copy of the Robertson Semi-Rotary Drawings.
These drawings may be easier to read than the previous copy.

These drawings may be copied and shared for personal use only.? Commercial use and sale of these drawings is not allowed.

Pat J

Year: 2016
Model: Inline 5 Cylinde 4 Stroke on my own
Engine: 4 Stroke 5 Cylinder
Transmission: 10:1

View attachment No-04-Semi-Rot.pdf