During free time in the afternoon, one participant creates intricate illustrations. He uses a magnifying glass to direct sunlight onto a wooden block, a process known as Heliography. Credit: Clarissa Donnelly-DeRoven
participant drawing
During free time in the afternoon, one participant creates intricate illustrations. He uses a magnifying glass to direct sunlight onto a wooden block, a process known as Heliography. Credit: Clarissa Donnelly-DeRoven