| Year | 1922 |
| Date | 02-Mar |
| Volume | 46 |
| Issue | 1,088 |
| Page | 218 |
| Category | Exhibition |
| Part | |
| Title | Model Engineering in Chicago |
| Author | |
| Notes | The Chicago S.M.E.'s Exhibition. Mr Jones' model Roman ballista, Mr Reithmaier's 4"g. loco pulls a 400 lbs load, Mr Baur's "Atlantic" loco, 1/4 h.-p. gas engine and patterns by Miller Patterson, Mr Krumpen's motor, Stuart engine and vertical boiler by the late Mr Grunwaldt lent by J.Butalla, testing instrument by L.Fahrenwald |