Category
page 11899 in science
Southern Cross Expedition
1898–1900 research expedition to Antarctica
V606 Aquilae
star in the constellation Aquila
Chugaev elimination
chemical reaction
1899 in science
overview of natural science-related events during the year of 1899
Valdivia expedition
German scientific expedition (1898–1899)
Siboga Expedition (1899-1900)
Dutch zoological and hydrographic expedition to Indonesia from 1899 to 1900