"twenty-hour exposures" because each sitting took six to seven hours on three consecutive days
Text from Wikipedia, available under CC BY-SA 4.0.
- #wikipedia
- #event
"twenty-hour exposures" because each sitting took six to seven hours on three consecutive days
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-17 from Wikipedia. The archived copy is preserved so this citation survives link rot.