Quote of the day
To know ourselves, is agreed by all to be the most useful Learning; the first Lessons, therefore, given us ought to be on that Subject.
Pol Swings
Born: September 24, 1906
Died: October 28, 1983 (aged 77)
Bio: Pol F. Swings was a Belgian astrophysicist who was known for his studies of the composition and structure of stars and comets. He used spectroscopy to identify the elements in astronomical bodies, and, in particular, comets.







