| Year | 1922 |
| Date | 10-Aug |
| Volume | 47 |
| Issue | 1,111 |
| Page | 135 |
| Category | General |
| Part | |
| Title | A Model Steam Hammer |
| Author | R.C.Watson |
| Notes | Main column, part sectional front and side elevation, bedplate, tup, valve, cylinder, piston rod, steam and valve chest and piston |