Switch-off of swissbib: As of December 7th 2020 data on swissbib will only be updated partially. swissbib will remain online until March 31st 2021, further information in the blog.
Onychologia curiosa sive de unguibus tractatio physico-medica, non tantum eorum physiologiam ubi et de cornibus, sed et pathologiam ac therapiam tradens, observationibus oppido raris