Vintage stereoscopic print from 1910, used to aid in the diagnosis and treatment of dermatological ailments. Here, a patient with Tuberculosis verrucosa cutis (also known as Lupus verrucosus, Prosector's wart, or Warty tuberculosis), a rash of small, red, papular nodules in the skin that may appear 2 to 4 weeks after inoculation by Mycobacterium tuberculosis in a previously infected and immunocompetent individual.