Clyde Tombaugh
Clyde Tombaugh, who discovered Pluto in 1930, visited Seagrave Observatory in the 1980's.
Clyde Tombaugh, who discovered Pluto in 1930, visited Seagrave Observatory in the 1980's.
Clyde Tombaugh, who discovered Pluto in 1930, visited Seagrave Observatory in the 1980's.
