Clyde Tombaugh , American scientist
said about ...
"What you do is, you have your drawing board and a pencil in hand at the telescope. You look in and you make some markings on the paper and you look in again."
- Clyde Tombaugh Read all Clyde Tombaugh quotes, or find out more about Clyde Tombaugh
"What you do is, you have your drawing board and a pencil in hand at the telescope. You look in and you make some markings on the paper and you look in again."- Clyde Tombaugh