Philipp Uffenbach
Philipp Uffenbach (15 January 1566 – 6 April 1636) was a German painter and etcher. He was born in Frankfurt, and trained under Hans Grimmer. One of his pupils was Adam Elsheimer. His interests included mechanics, geometry alchemy, and anatomy. Career. In 1598 Uffenbach obtained the citizenship of Frankfurt, after he had married and had taken over the painter's workshop of his father-in-law in 1592. Only a few of his paintings and engravings are preserved; an example is the oil painting "Adoration of the Magi" (1587). His chief work is "Ascension of Jesus" of 1599, which  he painted for the Dominican-Church in Frankfurt on Main. Conserved fragments can be found in the Historical Museum of the City of Frankfurt. It is known that he worked on behalf of the council of the city, e.g. he represented the "Brückenfreiheit" at the tower of Old Bridge of Frankfurt on Main (1610), he colored the figure "Justitia" for the Fountain of Justicia on Römerberg. 1887 this figure had been replaced by a sculpture in bronze. For Landgrave Philipp III. (Hessen-Butzbach) of Hessen-Butzbach he made the ceiling fresco for the "Landgrafschloss" (landgrave's castle). In 1598 he  wrote the booklet "Zeitweiser" (time pointer) containing a printed diptych sundial. On the horizontal part of this sundial he presented the oldest gnomonic world map known so far. He also was interested in the problem of squaring the circle and published the book with the title "De quadratura circuli mechanici".