| Year | 1931 |
| Date | 05-Mar |
| Volume | 64 |
| Issue | 1,556 |
| Page | 228 |
| Category | Workshop |
| Part | |
| Title | More Tips for the Workshop |
| Author | R.F.M.W. |
| Notes | Cutting porcelain tubes and ducts, testing the mains for accumulator charging, shunt dynamo fails to excite or is reversed when charging accumulators |