Matches in DBpedia 2014 for { ?s ?p George David Madeira (October 1836 – January 1922) was a mining engineer and mineralogist who founded the first astronomical observatory in California in the town of Volcano.Madeira arrived with his family from Illinois in Volcano on August 30, 1852. They, like many others, had come in search of gold during the California Gold Rush. He had been interested in astronomy as a child, reporting to have observed a comet in February, 1843.. }
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- George_Madeira comment "George David Madeira (October 1836 – January 1922) was a mining engineer and mineralogist who founded the first astronomical observatory in California in the town of Volcano.Madeira arrived with his family from Illinois in Volcano on August 30, 1852. They, like many others, had come in search of gold during the California Gold Rush. He had been interested in astronomy as a child, reporting to have observed a comet in February, 1843.".