The Campbell-Stokes [1] consists of a glass globe which focuses sunlight onto a card behind, leaving a record (in burnmarks) of sunshine throughout the day. [DC]
Trivia
The synth melody that appears at 2 min & 49 sec into this track is the same synth melody that appears at 3 min & 14 sec into the track 'Turquoise Hexagon Sun'.
Samples / Lyrics
3:12 onward - "A beautiful place", sampled from a Sesame Street vintage on canyons in Arizona. [2]
4:03 onward - A timestretched sample of a child's voice, "an ea-gle in your mi-nd" or "a beau-ti-ful pl-a-ce" or ""can you please call 9-1-1""