| Year | 1927 |
| Date | 16-Jun |
| Volume | 56 |
| Issue | 1,362 |
| Page | 555 |
| Category | Something to Make |
| Part | 2 |
| Title | Boulton and Watt's Rotative Engine |
| Author | Bertram Joy |
| Notes | Some Model-Making Suggestions Gleaned from the Science Museum at South Kensington. End section, part sectional elevation, cylinder, steam connections, valve operating gear tappet, valve levers |