Labels:bulletin board | reckoner | sky | stairs OCR: Priestley, Joseph: English pioneer af electricity and active member of the Lunar Society Priestley taught ata reli- gious dissenter's schoelat Warington in Cheshire and published Th History and Present State OJ Electricity (1767) a Benj jamin Franklin's request After appointment as librarian Lord Shelburne Priestley conducted experi- ments that isolated the element oxygen He also helped Matthew Boulton create electromagnets and built light- ning rods ta investigate Benjamin Franklin's discovery that thunder storms involved electrical discharges in the upper tmosphere Priestley was best known tor his work in chemistry especially work on the composition of gases school Warrington ibrarian Shelburme alsa nine corr eases
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