Perforator Denman's by Blackwell

Made:
1817-1870 in London
Perforator Denman's by Blackwell

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Perforator Denman's by Blackwell
Science Museum Group
© The Board of Trustees of the Science Museum

Perforator Denman's by Blackwell, earliest date 1817 later not known, circa latter half 19th century?, steel