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363 treff

Colours and magnitudes in the open cluster messier 36 (N.G.C. 1960)
Wallenquist, Åke
Bok Engelsk 1927
The stellar cluster Χ Persei
micrometrically surveyed by O.A.L. Pihl
Bok Engelsk 1891
Micrometric examination of stellar cluster in Perseus
Pihl, O.A.L.
Bok Engelsk 1869