Participants (2628) ALL  

Maciej Simm, "Grunwaldzki Square"
Wałbrzych, Dolny Śląsk, Poland (member of Ostrowski/Michalak:Walbrzych group)

"Handmade pinhole camera with focal length 100mm & pinhole 0,45mm. Exposed on paper as a light-sensitive material. Time: about 70 seconds."