![](/image/2016/12/14/371666.tif%28mediaclass-full-width--portrait.1df3d6f438769113d26ed8577bc84d61afea2a7e%29.jpg)
Ernst Haeckel and his 1st wife Anna Sethe
photo found on this excellent website: www.BioLib.de Originally this image was published in the book: Ernst Haeckel, Italienfahrt, Leipzig, 1921
With:
photo found on this excellent website: www.BioLib.de Originally this image was published in the book: Ernst Haeckel, Italienfahrt, Leipzig, 1921