From:
John Wrottesley
To:
Sir John Herschel
Date:
[14 August 1863]
Source of text:
RS:HS 18.305
Summary:
Invites Herschels to view James Glaisher's next balloon ascent, sometime after 20 Aug. Glaisher's report to B.A.A.S. on eight ascents is just out. JW identifies rapid ascent as cause of observation errors. Predicts adoption of imported [metric] 'Decimal Scale' from Continent.
Contributor:
John Herschel Project