Historical material science of newspapers and magazines
Norberto Guzmán
Pauline BullTito UretaTito Ureta 2 Tito Ureta 3 Montemar, J. BacigalupoTalk incorporation Academy of Sciences of Romilio mirrorBrief history of the Biological Sciences in Chile and its development up to the present times by Professor Octavio MonasterioLetter GuinovartPoster Hermann Niemeyer