Matches in DBpedia 2014 for { ?s ?p Walther Bauersfeld (23 January 1879 in Berlin – 28 October 1959 in Heidenheim an der Brenz) was a German engineer, employed by the Zeiss Corporation, who, on a suggestion by the German astronomer Max Wolf, started work on the first projection planetarium in 1912. This work was stopped by military needs during World War I, but resumed after the war.. }
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- Walther_Bauersfeld comment "Walther Bauersfeld (23 January 1879 in Berlin – 28 October 1959 in Heidenheim an der Brenz) was a German engineer, employed by the Zeiss Corporation, who, on a suggestion by the German astronomer Max Wolf, started work on the first projection planetarium in 1912. This work was stopped by military needs during World War I, but resumed after the war.".