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- Handstamp for First Commercial Contract Air Mail, February 15, 1926 - When regularly scheduled air mail service began in 1918, the United States Post Office operated the various routes itself. These flights were intended to prove the safety and reliability of air service, and ultimately to encourage private contractors to take over the operations. Henry Ford was an early contract bidder and, in January 1926, he was awarded the Detroit-Chicago route.

- February 15, 1926
- Collections - Artifact
Handstamp for First Commercial Contract Air Mail, February 15, 1926
When regularly scheduled air mail service began in 1918, the United States Post Office operated the various routes itself. These flights were intended to prove the safety and reliability of air service, and ultimately to encourage private contractors to take over the operations. Henry Ford was an early contract bidder and, in January 1926, he was awarded the Detroit-Chicago route.
- Bates Numbering Machine, 1919-1925 - The Bates numbering machine helped organize and manage business paperwork. Office workers used it to stamp consecutive numbers or numbers in a repeated pattern onto pages of documents. The mechanism -- an improvement patented by Edwin G. Bates in 1891 -- automatically changed the number, making quick work for staff.

- 1919-1925
- Collections - Artifact
Bates Numbering Machine, 1919-1925
The Bates numbering machine helped organize and manage business paperwork. Office workers used it to stamp consecutive numbers or numbers in a repeated pattern onto pages of documents. The mechanism -- an improvement patented by Edwin G. Bates in 1891 -- automatically changed the number, making quick work for staff.
- Hallmark "Stamp of Approval" Christmas Ornament, 1994 - Already known for greeting cards, Hallmark introduced a line of Christmas ornaments in 1973. The company's annual release of an increasing array of ornaments revolutionized Christmas decorating, appealing to customers' interest in marking memories and milestones as well as expressing one's personality and unique tastes.

- 1994
- Collections - Artifact
Hallmark "Stamp of Approval" Christmas Ornament, 1994
Already known for greeting cards, Hallmark introduced a line of Christmas ornaments in 1973. The company's annual release of an increasing array of ornaments revolutionized Christmas decorating, appealing to customers' interest in marking memories and milestones as well as expressing one's personality and unique tastes.
- Fulton Specialty Co. Self-Inking Stamp Pad, 1915-1925 -

- 1915-1925
- Collections - Artifact
Fulton Specialty Co. Self-Inking Stamp Pad, 1915-1925
- A.I. Root Company Trade Catalog, "Honey Labels and Rubber Stamps," 1900 -

- 1900
- Collections - Artifact
A.I. Root Company Trade Catalog, "Honey Labels and Rubber Stamps," 1900