Observationes botanicae, quibus stirpes quasdam Germanicas illustrare conatus est
et simul ad praelectiones suas per instans semestre hybernum habendas
We recommend to download the files to your computer. Use 'right click' to open the context menu and select 'Save as ...'
The download may take some time because of the file size.
You need a special software to view the PDF files. Usually it is installed on your computer or it can be downloaded from the Internet, (e.g. Adobe Acrobat Reader, Foxit Reader, PDF-XChange Viewer).
It is recommended, not to open the PDF documents in your web browser directly. Please download it to your computer / device first.