6 janvier 2019
Leopold and Rudolph Blaschka, Melicertum perla, thecate hydroid, Dresden, Germany, 1863 - 1890
Melicertum perla, thecate hydroid, glass model, by Leopold and Rudolph Blaschka, Dresden, Germany, 1863 - 1890, National Museum Of Scotland, Z.1910.14.45. © National Museums Scotland.