![](http://www.alamy.com/thumbs/6/D6E5A14B-07BB-4A07-9C1B-05D8A7BE42C3/ACXKDH.jpg)
Close up of a broken slide rule.
Size: 5528px × 3675px
Location: Close up of a broken slide rule, studio, Helsinki, Finland, EU
Photo credit: © Rami Aapasuo / Alamy / Afripics
License: Licensed
Model Released: No
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