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Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0021
Transparency showing a curtain (slide 20 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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0020
“Facing Slips” transparency showing examples of zip codes for regions (slide 19 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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0019
“Facing Slips” transparency showing examples of zip codes for large firms (slide 18 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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0018
Transparency 2 of 2, "Connecticut: Typical Arrangement of Post Office Sorting Case," (slide 17 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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0017
Transparency 1 of 2, "Connecticut: Typical Arrangement of Post Office Sorting Case," (slide 16 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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0016
Distribution case for the United States Post Office Department transparency (slide 15 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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0015
Sample labels for large mailers transparency (slide 14 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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0014
"Code Number of Large Firm" transparency (slide 13 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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0013
"Addressed to Large Firm" transparency (slide 12 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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0012
"Code Number at Small Town" transparency (slide 11 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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0011
"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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0010
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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0009
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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0008
"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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0007
"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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0006
"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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0005
"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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0004
"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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0003
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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-028-p0002
"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."
Photograph
H. Bentley Hahn Personal Papers
HBHPP-001-029-p0013
Photograph of United States Postal Inspector H. Bentley Hahn standing behind a table at the ZIP Code Symposia. Handwritten on verso is, "H Bentley Hahn, 'ZIP Code Symposia,'" and stamped on verso is, "Mar 16 1965, Photo Laboratory, US Post Office, Pittsburg, Pa."