Word: lundmark
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Dates: during 1930-1930
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Professor Lundmark in his paper told of his exploration among the spiral nebulae which are at a distance of 500,000 to 150,000,000 light years from the earth. Although these nepulae are smaller in themselves by much than our own galactic system, nevertheless they seem to come in groups of thousands or so, and Lundmark has advanced the important theory that each group of these comprises a separate system such as ours...
Both these papers, Shapley's and Lundmark's, are of vast importance in a reorganization of our idea of the extent of space, fixing a limit of which is as yet beyond human comprehension, according to Lundmark, who reports that the spiral nebulae which he has been examining are by no means the farthest objects from earth in the universe...
...climax of the whole proceedings lay in the joint reports of Professor Lundmark and Dr. Shapley. In general the reports of these men revolutionized previous conceptions of the extent of the universe...