#gryotheodolite — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #gryotheodolite, aggregated by home.social.
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Useless Facts, Badly Drawn #439: Gyrotheodolite.
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#gryotheodolite #gps #navigation #subterranean #tunnelling #digging #chunnel #engineering #gyroscopes #intertialnavigation #funfacts #didyouknow #webcomic #comics #uselessfacts #uselessfactsbadlydrawn