De valetudine litteratorum
Subtitle: poëma
By: [Gerhardus Nicolaus Heerkens]
Publisher: 'Typ. Academiae'
Published: 1749
Place of publication: Rheims
Language: lat
Number of pages: 24
Notes: On p. 20-3 'De aqua Sequanae et fontium mineralium Pacy, epistola' (in prose).