Paul W. Merrill

Paul W. Merrill
Born
Paul Willard Merrill

August 15, 1887 (1887-08-15)
DiedJuly 19, 1961(1961-07-19) (aged 73)
Occupationastronomer
Years active1913–1952
Known forStudying unusual stars, particularly long-period variable stars, using spectroscopy

Paul Willard Merrill (August 15, 1887 – July 19, 1961) was an American astronomer whose specialty was spectroscopy. He was the first person to define S-type stars, in 1922.

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