Scowen
of 84 Ding's-road, Reading
1906 April. Details of the Humphrey-Scowen gear mechanism designed by C. H. Humphrey.[1]
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of 84 Ding's-road, Reading
1906 April. Details of the Humphrey-Scowen gear mechanism designed by C. H. Humphrey.[1]
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MW1.43