Wilhelm Heinrich Roscher published on 09 January 2017
Based on Wikipedia content that has been reviewed, edited, and republished.
Original image by Wilhelm Heinrich Roscher. Uploaded by Mark Cartwright, published on 09 January 2017 under the following license: Public Domain. This item is in the public domain, and can be used, copied, and modified without any restrictions. Please note that content linked from this page may have different licensing terms.