Josef Spek sitting at desk with microscope By: Alfred F. (Alfred Francis) Huettner Published: 1932 Keywords People People People How to cite Huettner, Alfred F. (Alfred Francis), "Josef Spek sitting at desk with microscope". Embryo Project Encyclopedia ( ). ISSN: 1940-5030 https://hdl.handle.net/10776/2187 Publisher Marine Biological Laboratory Archives Handle https://hdl.handle.net/10776/2187 Rights Photographs Rights Licensed as Creative Commons Attribution-NonCommercial-Share Alike 3.0 Unported. Last modified Monday, September 11, 2023 - 10:54 Share this page