Barnard, Edward Emerson (1857-1923)(50)
University of Oxford. Observatory(38)
Holden, Edward S. (1846-1914)(32)
Plummer, Henry Crozier (1875-1946)(17)
Mount Wilson Solar Observatory, Carnegie Institute of Washington(16)
The British Astronomical Association (London)(11)
Maunder, Edward Walter (1851-1928)(9)
Yale University. Observatory(8)