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Northamptonshire Steelbacks
Development Update |  | | Saturday, August 8th, 1931 | | Catcher B. Peterman (Northamptonshire-2nd-IX Steelbacks, Triple A) hitting potential INCREASES. |
| Monday, August 3rd, 1931 | | Center Field N. Hanlon hitting potential DROPS. |
| Monday, July 13th, 1931 | | Reliever J. Parrett pitching potential INCREASES. |
| Monday, June 29th, 1931 | | Reliever J. Parrett pitching potential DROPS. |
| Saturday, June 13th, 1931 | | Third Base B. McKechnie hitting potential DROPS. |
| Saturday, May 9th, 1931 | | Starting Pitcher J. Stephens (Northamptonshire-2nd-IX Steelbacks, Triple A) pitching potential DROPS. |
| Wednesday, April 22nd, 1931 | | First Base V. Freiburger (Northamptonshire-2nd-IX Steelbacks, Triple A) hitting potential DROPS. |
| Friday, April 17th, 1931 | | Starting Pitcher A. COOPER pitching potential INCREASES. |
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