Inspectors Stamps
| Augusta Arsenal (AA) (Overhaul and rebuild only) | |||
| Marking | Font/Notes | Inspector (if known) | |
| BLOCK | |||
| AAL | BLOCK | ||
| BLOCK | |||
| AAP | BLOCK | ||
| AAR | BLOCK | ||
| BLOCK | |||
| Benecia Arsenal (BA) (Rebuild only) | |||
| Marking | Font/Notes | Inspector (if known) | |
| BA | BLOCK | ||
| BA-WK | BLOCK | ||
| BA- J.L. | BLOCK | ||
| BA-W.L. | BLOCK | ||
| BAWL | BLOCK | ||
| B.A.- JS | BLOCK | ||
| Ogden Arsenal (OG) (Rebuild only) | |||
| Marking | Font/Notes | Inspector (if known) | |
| BLOCK | Elmer Keith | ||
| O.G.E.K. | BLOCK | Ed Klouser | |
| Raritan Arsenal (RA) (Rebuild only) | |||
| Marking | Font/Notes | Inspector (if known) | |
| RA-P | BLOCK | ||
| RA-P | BLOCK | ||
| RAP | BLOCK | ||
| BLOCK | |||
| Remington Arms Co. (RA) (New manufacture) | |||
| Marking | Font/Notes | Inspector (if known) | |
| BLOCK | Lt. Col. Frank J. Atwood | ||
| FJA | BLOCK | Lt. Col. Frank J. Atwood | |
| BLOCK | Col. Ray L. Brolin | ||
| RLB | BLOCK | Col. Ray L. Brolin | |
| BLOCK | |||
| Rock Island Arsenal (RIA) (New manufacture) | |||
| Marking | Font/Notes | Inspector (if known) | |
| Script | Conrad Nelson | ||
| BLOCK | |||
| BLOCK | |||
| Rock Island Arsenal (RIA) (Rebuild only) | |||
| Marking | Font/Notes | Inspector (if known) | |
| BLOCK | |||
| BLOCK | |||
| JCC RIA |
BLOCK | ||
| BLOCK | Frank Krack - 1920-1930 | ||
| RIA FK |
BLOCK | Frank Krack - 1920-1930 | |
| RIA FK2 |
BLOCK | Frank Krack - 1920-1930 | |
| RIA FK3 |
BLOCK | Frank Krack - 1920-1930 | |
| San Antonio Arsenal (SAA) (Rebuild only) | |||
| Marking | Font/Notes | Inspector (if known) | |
| BLOCK | |||
| BLOCK | |||
| H. S.A.A. | BLOCK | ||
| L. S.A.A. | BLOCK | ||
| Springfield Armory (SA) (Rebuild only) | |||
| Marking | Font/Notes | Inspector (if known) | |
| BLOCK | |||
| BLOCK - Open Bottom Box |
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| BLOCK - Open Bottom Box |
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| BLOCK - Open Bottom Box |
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| BLOCK - Open Bottom Box |
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| BLOCK - Open Bottom Box |
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| Springfield Armory (SA) (New manufacture) | |||
| Many of the following inspector's stamps have not been identified. Some could possibly be RIA. However, for ease of tabulation until identified differently, they are listed as SA. | |||
| Marking | Font/Notes | Inspector (if known) | |
| SCRIPT | |||
| SCRIPT | |||
| SCRIPT | J. Sumnar Adams | ||
| SCRIPT | |||
| SCRIPT | |||
| SCRIPT | |||
| SCRIPT | |||
| SCRIPT | Kelley S. Morse | ||
| BLOCK | Francis B. Austin | ||
| BLOCK | J. Sumnar Adams | ||
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BLOCK | ||
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BLOCK | Col. Gilbert H. Steward | |
| BLOCK | |||
| BLOCK | J.F. Coyle | ||
| BLOCK | |||
| BLOCK | Elbert N. Dewey | ||
| BLOCK | |||
| BLOCK | |||
| BLOCK | |||
| BLOCK | |||
| BLOCK | |||
| BLOCK | W. E. Strong | ||
| BLOCK | |||
| BLOCK | C. Valentine | ||
| BLOCK | |||
| BLOCK | |||
| BLOCK | |||
| Unknown inspector's marks which are initials only and not of the usual style | |||
| Marking | Font/Notes | Inspector (if known) | |
| A.H.A. | BLOCK | ||
| K (with proof mark "P" in a square) | |||
| B.CM-K | BLOCK | ||
| L.T.T. | BLOCK | ||
| Août 2008 | ||||||||||
| L | M | M | J | V | S | D | ||||
| 1 | 2 | 3 | ||||||||
| 4 | 5 | 6 | 7 | 8 | 9 | 10 | ||||
| 11 | 12 | 13 | 14 | 15 | 16 | 17 | ||||
| 18 | 19 | 20 | 21 | 22 | 23 | 24 | ||||
| 25 | 26 | 27 | 28 | 29 | 30 | 31 | ||||
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