Hydrotherapy: eight vignettes of different cures at Gräfenberg, Germany. Lithograph, ca. 1860. https://www.rawpixel.com/image/13989120/image-dogs-cartoon-faceFree Image from public domain licenseHydrotherapy: eight vignettes of different cures at Gräfenberg, Germany. Lithograph, ca. 1860. https://www.rawpixel.com/image/14009040/image-dog-cartoon-personFree Image from public domain licenseHydrotherapy: eight vignettes of different cures at Gräfenberg, Germany. Lithograph, ca. 1860. https://www.rawpixel.com/image/13971171/image-dogs-cartoon-faceFree Image from public domain licenseHydrotherapy: eight vignettes of different cures at Gräfenberg, Germany. Lithograph, ca. 1860. https://www.rawpixel.com/image/14011134/image-dogs-cartoon-plantFree Image from public domain licenseHydrotherapy: eight vignettes of different cures at Gräfenberg, Germany. Lithograph, ca. 1860. https://www.rawpixel.com/image/13986871/image-dog-paper-cartoonFree Image from public domain license