This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Correspondence Ehinger George and Engelmann George Sep BHL. Correspondence Ehinger George and Engelmann George Sep Text Illustration Ehinger to Engelmann biodiversitylibrary org Ehinger George Permission to digitize granted by rights holder Biodiversity Heritage Library Check categories October PDold books Correspondence