User contributions
- 06:54, 1 February 2024 (diff | hist) . . (+25) . . 2888: US Survey Foot (Johansson's page has a better summary)
- 06:15, 1 February 2024 (diff | hist) . . (-3) . . m 2888: US Survey Foot (Remove a duplicate word, sorry.)
- 06:07, 1 February 2024 (diff | hist) . . (+8) . . m 2888: US Survey Foot (Johansson started manufacturing gauge blocks in inch sizes in 1912)
- 05:54, 1 February 2024 (diff | hist) . . (+73) . . 2888: US Survey Foot (Credit Carl Edvard Johansson, who first defined the inch to be exactly 25.4mm)