Rocket owners average age!

They do in the oilfield. We use an engineers tape to measure drill pipe, and casing, and have special tally books to write it down.

In the days before computers ,at receiving docks for Transport deliveries there was always a Tally Clerk, recording goods received in a Journal/tally book ,apparently in the olden days illiterate workers used a notched rod to keep "tally" of various quantities received ect,
 
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