ESC
Vesto Slipher

Vesto Slipher

Vesto Melvin Slipher was an American astronomer, the first to measure the expansion of the universe.

Born1875-11-11, Mulberry, Indiana, USA
Died1969-11-08, Flagstaff, Arizona, USA
Linkshttps://en.wikipedia.org/wiki/Vesto_Slipher