| Serial Number Registry |
| MASSEY-HARRIS Models [ Return to Registry ] | Count |
|---|---|
| PONY | 122 |
| 44 | 76 |
| 30 | 59 |
| 50 | 43 |
| 33 | 42 |
| PACER | 36 |
| 22 | 36 |
| 23 MUSTANG | 30 |
| 81 | 23 |
| 101 JR RC | 23 |
| 20 | 20 |
| 44 SPECIAL | 19 |
| 55 | 17 |
| CHALLENGER | 17 |
| 444 | 15 |
| COLT | 15 |
| 101 SR RC | 13 |
| 44 DIESEL | 13 |
| 44-6 | 12 |
| 33 DIESEL | 11 |
| 333 | 11 |
| 102 | 10 |
| GP | 10 |
| PACEMAKER | 9 |
| 44 ORCHARD | 9 |
| 201 | 8 |
| 25 | 7 |
| 101 JR STD | 7 |
| 55 D | 5 |
| 101 | 5 |
| 202 | 4 |
| 102G SENIOR | 4 |
| 44 SPECIAL D | 3 |
| 820 DIESEL | 3 |
| 101 SR STD | 3 |
| 555D | 2 |
| NONE | 2 |
| 1001S | 2 |
| I244C | 2 |
| 555 | 2 |
| 30-GR | 2 |
| 745 S | 2 |
| TO 35 | 1 |
| 1220 | 1 |
| I244 | 1 |
| USAF FSI-244 | 1 |
| 55K RICELAND | 1 |
| 60 | 1 |
| 55 LP | 1 |
| MH-50 | 1 |
| 744 | 1 |
| MH50 | 1 |
| 44GR | 1 |
| 203 | 1 |
| TEF-20 | 1 |
| 12-20 | 1 |
| 555 LP | 1 |
| MUSTANG 23 | 1 |
| 101 SR RC | 1 |
| I162G | 1 |
| 1001 | 1 |