Available for free download. In the event of reproduction or exploitation of the document or parts thereof, the holding institution asks you, in accordance with usual scientific practices, to provide:
information
indication of sources including details of the author, location and persistent identifier
dispatch of a voucher copy and/or notification of the internet address of your digital offering into which you have integrated the document or parts thereof
Reference
Werenfels, Johann Jacob: Brief an Hermann Finsterling. Basel, 4. Jan. 1642. Universitätsbibliothek Basel, G I 6:Bl.62, https://doi.org/10.7891/e-manuscripta-25931 / Public Domain Mark