> [!cite] BHL link: this entry starts at [page 286](https://www.biodiversitylibrary.org/page/33265013) of TL-2 Suppl. I > Author links: [Wikidata](https://www.wikidata.org/wiki/Q123676206) QID Q123676206 > Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]] ### Author Bakker, Jan Pieter (fl. 1833), Dutch physician, born in Haarlem, Dr. med. Utrecht 1833. **Abbreviated name**: *J.P. Bakker* #### Herbarium and types Unknown. #### Bibliography and biography Barnhart 1: 110; PR 361. ### Publications ##### n.20.043. de radice iwarancusae **Title** Dissertatio medica inauguralis *de radice iwarancusae*, quam, annuente summo numine, ex auctoritate rectoris magnifici,... pro gradu doctoratus, summisque in medicina honoribus ac privilegiis, in Academia Rheno-Trajectina, rite ac legitime consequendis, eruditorum examini... Janus Petrus Bakker, Harlemensis, die xxix m. Martis, mdcccxxxiii, hora v. Trajecti ad Rhenum \[Utrecht\]. (ex offic. Paddenburgii et Soc.) 1833. Oct. **Abbreviated title**: *De radice iwarancusae*. **Notes** *Publ*.: 29 Mar 1833 (date of defense thesis), p. \[i\]-vii, \[viii\], \[1\]-51, \[52\]. *Copy*: U. − *Theses *on p. \[42\]-44, poems by friends p. \[45\]-\[52\].