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Students will learn the basics of radioastronomy, a vibrant and expanding area of astronomy that looks for natural radio emission from space. This will be focused toward building a specialized receiver and antenna, which together form a simple radio telescope that will be used to “listen” to the sun.

Charles August Johnson was born in Sweden in 1842 and came to the United States in 1868. Johnson became interest in ornithology after hearing and seeing tropical birds during his early seaman years abroad. He carved and painted hundreds of realistic birds from wood. The collection contains three pages of typewriting biographical notes from various sources titled “Writeups Concerning Mr. Charles August Johnson, Bird Carver: Collection Given Augustana Historical Society.”

Carl Allvar Kullgren (1826-1887) traveled from Sweden to San Francisco to participate in the gold rush from 1850-1855. Collection consists of a copy of an article detailing his experiences in California and a copy of the index to the Kullgren archival records held at Göteborgs landsarkiv.