Summer card for a CampbellStokes sunshine recorder or Stokes sphere used by weather observers to..., Stock Photo, Picture And Rights Managed Image. Pic. EUB-20100850 | agefotostock
Sunshine recorder - Wikipedia
The Campbell–Stokes Sunshine Recorder ~ Kuriositas
The Campbell–Stokes Sunshine Recorder | Science museum london, Shadow fall, Sundials
Lot 236 - A Campbell Stokes type Sunshine recorder,