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  • British politicians as acrobats at a fair: performances by Lord John Russell balancing on a pole inscribed "Irish corporation billl...", Daniel O'Connell swallowing a sword inscribed "Repeal", and Thomas Spring-Rice balancing on his chin an object with a picture of a church, watched by political onlookers. Coloured lithograph by H.B. (John Doyle), 1837.
  • Clocks: various springs, escapements, and correction mechanisms. Coloured engraving by J. Pass, 1809.
  • Clocks: a repeater clock mechanism, exploded view. Engraving by Prevost after G. d'Heuland.