De valetudine litteratorum : poëma / [Gerhardus Nicolaus Heerkens].
- Heerkens, Gerard Nicolaas, 1726-1801
- Date:
- 1749
Licence: Public Domain Mark
Credit: De valetudine litteratorum : poëma / [Gerhardus Nicolaus Heerkens]. Source: Wellcome Collection.
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