"Negative: Agfa O910p, exposure time: 21 minutes, contact diapositive, indigotypia (carbontypia), namely sunlight copy on indigo paper, copyed: 2014. May 10. – 29. The method is developed by myself."
"My camera is a self made camera obscura from wood and brass with metal plate holders. Negative size: 13 X 18 cm, pinhole size: ~ 0,38 mm, pinhole distance: 9 cm."