| Year | 1947 |
| Date | 20-Nov |
| Volume | 97 |
| Issue | 2,426 |
| Page | 554 |
| Category | Nautical |
| Part | |
| Title | Power Boating in Chicago |
| Author | |
| Notes | John Matthews and son Roger, L.Radermacher's jet-powered boat, Lee Roger's 10-c.c. two-stroke, J.Bohnstengel's jet, A.Scott's 4-cycle gas-powered boat |