reaumur degree
41Philipp Christoph Zeller — (April 8, 1808 March 27, 1883) was a German entomologist.Zeller was born at Steinheim (Murr) Württemberg, two miles from Marbach, the birthplace of Schiller. The family moved to Frankfurt (Oder) where Philip went to the gymnasium where natural… …
42Francis Lefebure — Dr. Francis Lefebure (September 17, 1916 – March 19, 1988) was a French physician, known for his study of phosphenes.Early lifeLefebure was born in Paris, France. His mother, Claire de Saint Rémy, was a famous painter and poet. His father, a… …
43Mehadia —   Commune   Mehadia, 1842 …
44History of phycology — Phycology is the study of algae and history is the study of the past human activities. Human interest in plants as food goes back into the origins of the species ( Homo sapiens ) and knowledge of algae can be traced back more than two thousand… …
45Bird collections — thumb|250px|right|MarbledGodwit, Limosa fedoa , prepared as a skin ( shmoo ), skeleton, andspread wingBird collections are curated repositories of scientific specimens consisting of birds and their parts. They are a research resource for… …
46Wilhelm Röntgen — Wilhelm Conrad Röntgen Born Wilhelm Conrad Röntgen 27 March 1845(1845 03 27) Lennep, Germany …
47°r — see degree Réaumur …
