Statistics for occurrence #1 of “Dr. Hermann Hagen” in chapter 23, page 684 of Elizabeth Cary Agassiz, Louis Agassiz: his life and correspondence, third edition:

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I shall write my thanks to him personally. How is Dr. Hermann Hagen pleased with his new position? I think the presence of this superior entomologist will exert a powerful and important influence upon the development of entomology in North America. . . . Muse...
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