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  • Digitized Photographic Image
    Transparency, "Service Areas"
    H. Bentley Hahn Personal PapersNovember 1962

    "Service Areas" transparency (slide 1 of 20) for use in a presentation by H. Bentley Hahn titled, "Technical Explanation of Post Office Department's Proposed 'Zip Code' Program for the Postal System."

  • Digitized Photographic Image
    Transparency, Service Area Subdivisions
    H. Bentley Hahn Personal PapersNovember 1962

    Service area subdivisions transparency (slide 2 of 20) for use in a presentation by H. Bentley Hahn titled, "Technical Explanation of Post Office Department's Proposed 'Zip Code' Program for the Postal System."

  • Digitized Photographic Image
    Transparency, "Connecticut," Hartford Region Including Willimantic
    H. Bentley Hahn Personal PapersNovember 1962

    "Connecticut" transparency highlighting the Hartford region, including Willimantic, (slide 3 of 20) for use in a presentation by H. Bentley Hahn titled, "Technical Explanation of Post Office Department's Proposed 'Zip Code' Program for the Postal System."

  • Digitized Photographic Image
    Transparency, "Connecticut," Hartford Region
    H. Bentley Hahn Personal PapersNovember 1962

    "Connecticut" transparency highlighting the Hartford region (slide 4 of 20) for use in a presentation by H. Bentley Hahn titled, "Technical Explanation of Post Office Department's Proposed 'Zip Code' Program for the Postal System."

  • Digitized Photographic Image
    Transparency, "Hartford, Conn. 07000 to 07199"
    H. Bentley Hahn Personal PapersNovember 1962

    "Hartford, Conn. 07000 to 07199" transparency (slide 5 of 20) for use in a presentation by H. Bentley Hahn titled, "Technical Explanation of Post Office Department's Proposed 'Zip Code' Program for the Postal System."

  • Digitized Photographic Image
    Transparency, "Hartford Sec. Ctr. 07200 to 07499"
    H. Bentley Hahn Personal PapersNovember 1962

    "Hartford Sec. Ctr. 07200 to 07499" transparency highlighting the United States Post Office sectional centers and transportation routes in Hartford, Connecticut (slide 6 of 20) for use in a presentation by H. Bentley Hahn titled, "Technical Explanation of Post Office Department's Proposed 'Zip Code' Program for the Postal System."

  • Digitized Photographic Image
    Transparency, "Addressed to Large City"
    H. Bentley Hahn Personal PapersNovember 1962

    "Addressed to Large City" transparency (slide 7 of 20) for use in a presentation by H. Bentley Hahn titled, "Technical Explanation of Post Office Department's Proposed 'Zip Code' Program for the Postal System."

  • Digitized Photographic Image
    Transparency, "Code Number at Large City" (1 of 2 transparencies)
    H. Bentley Hahn Personal PapersNovember 1962

    Transparency 1 of 2, "Code Number at Large City," (slide 8 of 20) for use in a presentation by H. Bentley Hahn titled, "Technical Explanation of Post Office Department's Proposed 'Zip Code' Program for the Postal System."

  • Digitized Photographic Image
    Transparency, "Code Number at Large City" (2 of 2 transparencies)
    H. Bentley Hahn Personal PapersNovember 1962

    Transparency 2 of 2, "Code Number at Large City," (slide 9 of 20) for use in a presentation by H. Bentley Hahn titled, "Technical Explanation of Post Office Department's Proposed 'Zip Code' Program for the Postal System."

  • Digitized Photographic Image
    Transparency, "Addressed to Small Town"
    H. Bentley Hahn Personal PapersNovember 1962

    "Addressed to Small Town" transparency (slide 10 of 20) for use in a presentation by H. Bentley Hahn titled, "Technical Explanation of Post Office Department's Proposed 'Zip Code' Program for the Postal System."

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