Search Only Images Download this image Portrait of Friedrich Buthner No info available for book source. Image ID: SIL-SIL14-B9-14 Supplied Caption: Portrait of Friedrich Büthner. Engraving by Carolus de La Haye. After Andreas Stech. Tags: mathematics, Büthner, Friedrich (1622-1701) Categories: Science Collection(s): Scientific Identity No Copyright - United States Request copy of image How can I use this image?