Lundmark, Knut Emil, 1889- author.
Collection of two papers on globular clusters, spiral nebul,̆ and anagalactic nebul ̆/ by Knut Lundmark.
Two papers on stellar clusters and nebulae. The first paper was Lundmark's dissertation.
Stars -- Clusters.
Nebulae.
Relations of the globular clusters and spiral nebul ̆to the stellar system. An attempt to estimate their parallaxes.
Studies of anagalactic nebulae: first paper.