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mceachen
on Sept 10, 2012
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Road-map wristwatch from 1920
The map-on-a-scroll idea was used commonly by aviators at the time, but their maps were strapped to their leg:
http://airandspace.si.edu/exhibitions/gal102/americabyair/ab...
dermatthias
on Sept 10, 2012
[–]
Pilots now have iPads strapped to their legs. Or, that's what a friend of mine does. It really useful (with a dedicated pilot app, not Google Maps), but they always have a "real" GPS onboard for backup.
Consider applying for YC's Spring batch! Applications are open till Feb 11.
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http://airandspace.si.edu/exhibitions/gal102/americabyair/ab...