Publish Year Decade: 1920 - 1929 / Sudoc Stem: P 4.5 - Blacklight Search Results

Start Over Publish Year Decade 1920 - 1929 Sudoc Stem P 4.5

41. Mail matter. Cost ascertainment: Instruction letter K [July 1, 1926], Rural delivery service.

Corporate/Agency Authors:: Post Office Department
Publisher:: Post Office Department
Date:: [1926.]
SuDoc number:: P 4.5:K

42. Mail matter. Cost ascertainment: Instruction letter R [July 1, 1926], Railway Mail Service distribution and tests.

Corporate/Agency Authors:: Post Office Department
Publisher:: Post Office Department
Date:: [1926.]
SuDoc number:: P 4.5:R 4

43. Mail matter. Cost ascertainment: Instruction letter U [July 1, 1926], Record of revenues by classes on drop mails and station letter-box collections by Railway Mail Service.

Corporate/Agency Authors:: Post Office Department
Publisher:: Post Office Department
Date:: [1926.]
SuDoc number:: P 4.5:U

44. Mail matter. Cost ascertainment: Instruction letter V [July 1, 1926]. Railway Mail Service volume tests.

Corporate/Agency Authors:: Post Office Department
Publisher:: Post Office Department
Date:: [1926.]
SuDoc number:: P 4.5:V/2

45. Mail matter. Cost ascertainment: Instruction letter W [July 1, 1926], Number of sacks of incoming mails from foreign countries and United States possessions.

Corporate/Agency Authors:: Post Office Department
Publisher:: Post Office Department
Date:: [1926.]
SuDoc number:: P 4.5:W/2

46. Mail matter. Cost ascertainment: Instruction letter Y [July 1, 1926], Record of space used for distribution and storage purposes in R. P. O. and apartment R. P. O. cars.

Corporate/Agency Authors:: Post Office Department
Publisher:: Post Office Department
Date:: [1926.]
SuDoc number:: P 4.5:Y/2

47. Mail matter. Cost ascertainment: Instruction letter A [July 1, 1925], Record of revenues, pieces and weight of all classes of originating mail matter excepting publishers' 2d class.

Corporate/Agency Authors:: Post Office Department
Publisher:: Post Office Department
Date:: [1925.]
SuDoc number:: P 4.5:A/4

48. Mail matter. Cost ascertainment: Instruction letter Aa [July 1, 1925], Weight piece revenue tests, 3d-class merchandise and 4th-class.

Corporate/Agency Authors:: Post Office Department
Publisher:: Post Office Department
Date:: [1925.]
SuDoc number:: P 4.5:Aa

49. Mail matter. Cost ascertainment: Instruction letter B [July 1, 1925], Weighing of mails by classes and destinations.

Corporate/Agency Authors:: Post Office Department
Publisher:: Post Office Department
Date:: [1925.]
SuDoc number:: P 4.5:B/3

50. Mail matter. Cost ascertainment: Instruction letter D [July 1, 1925], Volume tests.

Corporate/Agency Authors:: Post Office Department
Publisher:: Post Office Department
Date:: [1925.]
SuDoc number:: P 4.5:D/2

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