A barometer!
Units are inches of mercury - standard atmosphere is ~29.9 inHg.
Help us solve this mystery!
Can anyone suggest what this clock might be?
https://imgur.com/a/g8NZX
A barometer!
Units are inches of mercury - standard atmosphere is ~29.9 inHg.
Last edited by Kingstepper; 31st December 2017 at 23:00.
Of course!
We were thinking it was something more specialised.