| [CORRESPONDENCE FROM WALTER VENNING TO JOSEPH M. COLBY REGARDING THANK YOU] |
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| [CORRESPONDENCE FROM WAR DEPARTMENT, OFFICE OF THE CHIEF OF ORDNANCE TO COLONEL JOSEPH M. COLBY REGARDING DRY RUN WITH CHARTS] |
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| [REPORT REGARDING PATENT 2,370,148 FOR GUN MOUNT] |
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| [CORRESPONDENCE] FROM BRIGADIER GENERAL JOSEPH M. COLBY TO MR. ALBERT J. WEATHERHEAD, JR. REGARDING THANKS |
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| [CORRESPONDENCE FROM UNDETERMINED TO RUSSELL, OLINA AND FAMILY REGARDING HEALTH UPDATE AND NEW ORDERS] |
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| [CORRESPONDENCE] FROM MAJOR GENERAL E.N. HARMON TO COLONEL JOSEPH M. COLBY REGARDING SON |
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| [CORRESPONDENCE] FROM MR. OLIVER K. KELLEY TO BRIGADIER GENERAL JOSEPH M. COLBY REGARDING REPLY TO LETTER |
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| [CORRESPONDENCE FROM LIEUTENANT GENERAL JEAN E. ENGLER TO BRIGADIER GENERAL JOSEPH M. COLBY REGARDING LETTER OF 16 SEPTEMBER] [WITH ATTACHMENT] |
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| [CORRESPONDENCE] FROM BRIGADIER GENERAL JOSEPH M. COLBY TO MR. JOHN J. BERGIN REGARDING THANKS |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO C.K. MCCLELLAND REGARDING V-MAIL LETTER] |
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| [CORRESPONDENCE] FROM LIEUTENANT GENERAL HARUJI KAN TO BRIGADIER GENERAL JOSEPH M. COLBY REGARDING APPRECIATION |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO COLONEL FRED O. JACKSON REGARDING HONORING COLONEL AND MRS. GEORGE T. PETERSON AT THE TIME OF HIS RETIREMENT OF THE ARMY] [WITH ATTACHMENT] |
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| [ORDNANCE DEPARTMENT ORDER NUMBER 66-45 FROM ARMY SERVICE FORCES, OFFICE OF THE CHIEF OF ORDNANCE REGARDING MILITARY AWARDS AND DECORATIONS][WITH ATTACHMENT] |
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| [CORRESPONDENCE] FROM MR. THOMAS M. MARLOW TO BRIGADIER GENERAL JOSEPH M. COLBY REGARDING CONGRATULATIONS |
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| [CORRESPONDENCE] FROM COLONEL JOSEPH M. COLBY TO MR. C.G. HOOVER REGARDING INVITATION |
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| [TELEGRAM FROM ARMORED BOARD TO MAJOR GILBERT'S REGARDING TANK TEST] |
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| [CORRESPONDENCE FROM JOHN L. PIERCE TO NICHOLAS DREYSTADT REGARDING RECEIVED 25 M-24 LIGHT TANKS] [WITH ATTACHMENTS] |
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| [LETTER FROM HARE, BRIGADIER GENERAL RAY M. TO COLBY, COLONEL JOSEPH A. REGARDING LETTER OF APPRECIATION] |
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| [MEMORANDUM FROM C. A. MITCHELL TO UNDETERMINED REGARDING INVENTORY] |
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| [REPORT REGARDING INVENTION OF PROTECTOSCOPES] |
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