| http://www.w3.org/ns/prov#value | - read more Eighty-three year-old Ray Loomis, who has worked in the printing industry since he was 15 years old, gave a tour of the Baltimore Museum of Industry, where he is a volunteer.???The tour included a demonstration of historic printing methods and machines, including the linotype, a revolutionary typesetting machine that was invented in Baltimore.???Carole Baker, deputy director of the museu
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