| [CORRESPONDENCE FROM JOSEPH M. COLBY TO BILL REGARDING VARIOUS TOPICS] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO BILL COTTON REGARDING CHRISTMAS CARD] [WITH ATTACHMENT] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO BERNT BALCHEN REGARDING ARMED FORCES DAY] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO BERG REGARDING UPDATES][WITH ATTACHMENTS] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO BERG REGARDING TECHNICAL BRANCH] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO BENJAMIN T. H ILL, JR. REGARDING CONGRATULATIONS ON PROMOTION] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO BENJAMIN G. FERRIS REGARDING PHOTOGRAPH] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO BARBARA PRAH REGARDING NAMES OF COLONEL W. F. ROCKWELL'S CHILDREN] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO B.J. LEMON REGARDING T48 RUBBER CHEVRON TRACK] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO B.J. LEMON REGARDING CONTINUED INTEREST] [WITH ATTACHMENTS] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO B.D. HABER REGARDING PROTOTYPES OF THE R-8 SEAMLESS MACHINE] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO B.D. HABER REGARDING PLANS TO BE IN LOS ANGELES] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO B.D. HABER REGARDING FINAL REPORT ON PHASES 5 & 6 "PRELIMINARY DESIGN AND RECOMMENDATIONS"] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO AVAKIAN REGARDING NOTE OF 24 MAY] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO ARTHUR WILD REGARDING RAILROAD TICKET] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO ARTHUR WILD REGARDING PHOTOGRAPHS] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO ARTHUR DOMONOSKE REGARDING CHRISTMAS GREETINGS] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO ARMORED BOARD REGARDING FORT KNOX] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO ANTHONY SWANTEK REGARDING INQUIRY OF SEPTEMBER 12TH] [WITH ATTACHMENT] |
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| [CORRESPONDENCE FROM JOSEPH M. COLBY TO ALVAN MACAULEY REGARDING INVITATION] [WITH ATTACHMENTS] |
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