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About
Collection
Learning
The group
Visit us
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Science Museum
National Science and Media Museum
Science and Industry Museum
National Railway Museum
Locomotion
Science and Innovation Park
F Ellerman
1869 - 1940
occupation:
Astronomer
Nationality:
American
born in:
United States
Worked at Yerkes Observatory, United States in 1910s
Related Objects
High level (H2) calcium vapour surrounding the Great Sun-spot of 1903
Medium level (H) calcium vapour
Higher (H1) calcium vapour surrounding the great sun-spot of 1903
Calcium and Hydrogen Flocculi
Calcium and hydrogen flocculi
