Dr MaCaura's 1890 Blood Circulator - NO RESERVE $41.19 USD Sold on: 2013-Apr-21 Marketplace: eBay 3 Treasure 0 Trash 100% Detail: There is one of these instruments in the British Science Museum, to whom I am indebted for the information which follows.It was invented in 1890 by one Doctor Gerald Joseph Macaura, who patented it (N... More Relevance Historical Items
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