Flor Silvester studied at the Willem de Kooning Academy, then known as the Volksindustrieschool or the Rotterdamse Academie. Among his teachers were Aart Glansdorp, David Bautz, and Kees van Roemburg.[5] Flor Silvester lived in Rotterdam, Utrecht, and Hendrik-Ido-Ambacht. In H.I. Ambacht his studio was in his home on the Reeweg.
Flor played the trombone[8] in several bands. In 1995 he participated in the 25th Jazz Festival of Breda.[8]
Flor Silvester was married to Elizabeth van Dijk.[1] They had three children.
^Boekestijn, Piet (2013), "Overzicht van boekillustratoren"(PDF), Nederlandse boekversiering eerste helft 20e eeuw, pietboekestijn.nl, archived from the original(PDF) on 2013-12-24, retrieved 2013-12-21, Silvestre, Florus (1923-) ps. Flor Silvester
^ ab"25e Jazzfestival Breda"(advertisement), De Stem, p. 38, 24 May 1995 – via Krantenbank Zeeland, Welkom in Breda musici vanuit de hele wereld. Welcome in Breda, musicians from all over the world. [...] Flor Silvester (tb)