THE JOURNAL OF CUTANEOUS DISEASES VOL. XXVI AUGUST NO. 8
The regular monthly meeting of the Philadelphia Dermatological Society was held at the Polyclinic Hospital, on Tuesday evening, April 21, 1908, at 8:30 o’clock. Dr. M. B. Hartzell, presiding.
Dr. Hartzell showed an excellent photograph, taken by the Lumiere method, of a case of Raynaud's disease. The picture presented an exact reproduction of the dilated blood-vessels of the left foot, the bluish-red appearance of the skin, and the yellowish-brown pigmentation of the toenails.
The Philadelphia Dermatological Society.. Arch Dermatol. 2008;144(8):980. doi:10.1001/archderm.144.8.980