So long ago that man was not yet man- and had no language, no calendar and no writing. In other words, pre-historic times- no records of when. Ice has been around longer than people have been on Earth.
yea he did
The aboriginal people discovered Australia. They were a tribe of natives who got there probably from Indonesian islands having ice Bridges connecting them all in the most recent ice age.
1896
1825
Clyde Tombaugh
1982 val
Potassium was discovered in 1807.
Christoff Rudolff
someone in japan
8th century
Professer kin etic
January 24, 1848