User contributions for 2604:2D80:A202:100:A50E:B66B:7A6F:7AC6

7 March 2022

• 06:1606:16, 7 March 2022 diff hist +42‎ Bell & Howell test patterns ‎No edit summary
• 06:1506:15, 7 March 2022 diff hist +96‎ Bell & Howell test patterns ‎ →‎Post-1984 tapes with test patterns at different pitches