| Year | 1921 |
| Date | 16-Jun |
| Volume | 44 |
| Issue | 1,051 |
| Page | 467 |
| Category | Trade |
| Part | 7 |
| Title | Model Engineering Firms of Today |
| Author | |
| Notes | Messrs. Drummond Bros., Ltd. General view of main lathe shop, milling the bed of a 7-in lathe, 1921 Drummond lathe with overhead & milling attachment, machining flywheels in vertical turning mill, multiple-spindle drilling machine with 4" headstock in jig, machining cone pulleys, milling slots in boring tables, cutter-head used for turning cone pulleys, gang milling under-side of lathe slide-rests |