John Wolfgang Rumler
John Wolfgang Rumler (died 1650) was a German physician and apothecary in Augsburg, known for his Observationes medicae, who eventually served the English royal family in the households of Prince of Wales, Queen Anne, King James and Charles I of England. He is also credited with making blackface theatrical grease-paint. Early life and education Rumler was a son of an Augsburg schoolmaster Macharius Rumler and Anna Gasser, a daughter of the physician and astrologer Achilles Gasser. His birth date is not known. The physician and writer Johann Udalric Rumler was his brother. Rumler's middle name was sometimes written as "Wolf" and he was sometimes known as "Master Wolf". Rumler studied at various German and Italian universities, supported by Raymund Fugger, an Imperial Count of the mercantile patriciate of the Fugger family. Rumler received his MD from Caspar Bauhin in Basel. Career Rumler served more than 33 years at the city hospital in Augsburg. He wrote up 100 medical cases, entitled Observationes medicae, some of which are dated between 1585 and 1595. Some of these have known medical importance, e.g. Observatio 46 heart block, or Observatio 81 aortic aneurysm, in which he references a letter by Vesalius to his grandfather Achilles