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Ireland 492-495

 
$ 1.50
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Ireland 492-495



Ireland 492-495, MNH, $1.75. Michel 433-436. Scientists and Inventions, 1981. Robert Boyle, 1627-1691, Air pump: Harry Ferguson, 1884-1960, Hydraulic tractor; Charles Parsons, 1854-1931, Turbine; John Holland, 1841-1914, submarine.
 

 

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