"This was taken in the garden of the 17th century Hospital Pieté Salpêtrière in the center of Paris using Kodak Tri-x 400 black and white 35mm roll film in home-made pin-hole camera; f/509.43 with 3.5 second exposure"
"constantly fine-tuning...I put a new shutter mechanism on the same pin-hole camera that I made last year from a vintage Egyptian cigarette box"