Historical clue formulations

• Entries in a passport — 2025-03-30
• H-1B and B-1, for two — 2022-02-04
• Documents shown at border checkpoints — 2017-10-16
• Some passport stamps — 2016-06-13
• Travel items — 2006-12-10
• They need to be in order at a border — 2003-11-04
• Photo ID's — 2003-10-25
• Travelers' papers — 2003-05-21
• Travel papers — 1997-12-08
• Travel needs — 1997-11-14
• Travelers' needs — 1997-07-09
• Traveling aids — 1994-08-05
• They're checked at checkpoints — 1994-06-19