![](https://arquivo.pt/wayback/20200624224342im_/http://sciencephoto.campus.ciencias.ulisboa.pt:80/sites/sciencephoto/files/styles/inter-pages/public/oceanog.jpg?itok=qc0dZZWX)
1. Photography and Oceanography: the work and instrumental methods developed in Portugal and scientific collaboration between King Carlos I of Portugal and Prince Albert I of Monaco:
- Study of photomicrographs of plankton taken by King D. Carlos I of Portugal (1863- 1908);
- Comparative study of the instruments used for oceanographic photography by Prince Albert I of Monaco (1848-1922) and his research team, and by King D. Carlos I.