| [CORRESPONDENCE FROM JOSEPH M. COLBY TO WARD M. CANADAY REGARDING LETTER] |
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| [MEMORANDUM FROM CAPTAIN D.O. NICOLS TO LIEUTENANT COLONEL JOSEPH M. COLBY REGARDING TEST OF MEDIUM TANKS AT FORT KNOX, KENTUCKY] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO O.E. HUNT REGARDING PRODUCTION OF THE HEAVY TANK] |
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| [CORRESPONDENCE FROM UNDETERMINED TO JOSEPH COLBY REGARDING APPLICATION FOR MEMBERSHIP TO SOCIETY OF AUTOMOTIVE ENGINEERS] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO PAUL SELEEN REGARDING MEMORANDUM] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO J.J. ROBSON REGARDING FIVE MONTH INVESTIGATION] |
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| [CORRESPONDENCE FROM W.E. HOFFMAN TO JOSEPH M. COLBY REGARDING ATTACHED CORRESPONDENCE] [WITH ATTACHMENTS] |
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| [CORRESPONDENCE FROM COLONEL JOSEPH M. COLBY TO WILLIAM TAUSS REGARDING INVITATION TO PERMANENTLY JOIN THE ORGANIZATION][WITH ATTACHMENT] |
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| [MANUSCRIPT] "ANNUAL MANAGEMENT MEETING" |
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| [CORRESPONDENCE] FROM BRIGADIER GENERAL JOSEPH M. COLBY TO MR. M.R. WARDEN REGARDING THANKS |
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| [LETTER FROM COLBY, COLONEL JOSEPH M. TO ROCKWELL, WALTER F. REGARDING EUROPEAN PRODUCTION] |
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| [REPORT] STATUS OF OFFSHORE PROCUREMENT PROGRAM |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO H.T. WOOLSON REGARDING PHOTOGRAPHS] |
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| [TELEGRAM] FROM COFORD DEPARTMENT, WASHINGTON, D.C. TO DETROIT ARSENAL REGARDIN COLONEL COLBY |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO COLONEL W. F. ROCKWELL REGARDING COMMENTS OUTLINED IN RED INK] |
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| [CORRESPONDENCE FROM COLONEL JOSEPH M. COLBY TO COLONEL W. E. BECKER REGARDING APPRECIATION FOR COURTESIES DURING RECENT VISIT] |
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| [LIST] SLIDES [5 OF 5] |
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| [MESSAGE TRAFFIC FROM KAYE TO JOSEPH COLBY REGARDING CONGRATULATION] |
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| [CORRESPONDENCE FROM COLONEL JOSEPH M. COLBY TO B. B. BACHMAN REGARDING APPRECIATION FOR CONTINUED INTEREST IN TANK-AUTOMOTIVE PROBLEMS] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO H.E. KAUFMAN REGARDING LETTER OF 17 NOVEMBER] |
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