Lennart NILSSON (1922-2017) Ovum (scientific photograph), circa 1970. Vintage color silver print mounted on wood and cork. On the front of the visual, lower right, handwritten annotations by the author, in white: "Till Elisabeth (...) Lennart 1970". Visual size approx. 104 x 70 cm. Mounting size approx. 104 x 70 x 1.8 cm. Handmade frame. Lacks and marks. One end broken. Provenance: The photographer offered this photograph to the seller's parents to thank them for their scientific collaboration.