Fredrik Carl Mülertz Størmer (3 September 1874 – 13 August 1957), a renowned mathematician and physicist from Norway, was an enthusiastic photographer. As a 19-year-old student at the Royal Frederick University (now University of Oslo), Størmer recorded life in Oslo with a Stirn Concealed Vest Spy Camera. The camera lens peered through a buttonhole in a vest … Continue reading "A Teenager’s Secret Street Photography From 19th Century Oslo"