All available sizes | 02 L'influx nerveux de la contraction musculaire, illus. Pascalini (Le Livre de Sante, v.5, 1967) | Flickr - Photo Sharing!
a97701c9b7.jpg (JPEG Image, 800x315 pixels)
o_404790978_e41ad28039_o.jpg 555×700 pixels
All sizes | yang_yongliang_04 | Flickr - Photo Sharing!
153131005_934ccb9f00_o.jpg 800×533 pixels
All available sizes | 13 Kveta Pacovska, illus. for Jak Se Hraje Na Dvere a Jine Muzikantske Pohadky by Ilja Hurnik (Czech, 1973) | Flickr - Photo Sharing!