Observationes Medicae (Tulp) Observationes Medicae (Tulp) Observationes Medicae is a 1641 book by Nicolaes Tulp. Tulp is primarily famous today for his central role in the 1632 by Rembrandt of the Amsterdam Guild of Surgeons, which commemorates his appointment as praelector in 1628. "Observationes Medicae" is also the title commonly used by early Dutch doctors in the 16th and 17th centuries who wrote up their cases from private practise in Latin to share with contemporary colleagues. Though already well known at the time his book was written, Professor Tulp enjoyed international fame after publishing this book, and in 1652 a second edition was
Dirck Tulp changed his lifestyle and prevented dismissal. In 1676, he was made a baronet by Charles II, paying a large amount of money. He was appointed as colonel in the Schutterij, the Dutch volunteer city guard. As a widower, he remarried Katharina Resteau. From that marriage came four children, but both sons, twins, died young. His second wife was painted twice. With the death of Dirck Tulp the male line of the Tulp family died out. Dirck's daughter would later marry the mayor of Amsterdam, and specialist in trade with Russia, Nicolaes Witsen. Dirck Tulp Dirck or Diederik Tulp (1624–1682) was