John Armstrong (of Sunderland): Difference between revisions
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of 17 North Bridge Street, Sunderland | |||
1858 Invented an apparatus for treating timber for preservation. | 1858 Invented an apparatus for treating timber for preservation. | ||
1863 John Armstrong, Timber Preserving Works and Saw Mills, Sunderland | 1863 John Armstrong, Timber Preserving Works and Saw Mills, Sunderland, joined I Mech E<ref> [[1863 Institution of Mechanical Engineers]] </ref> | ||
Latest revision as of 18:08, 1 February 2017
of 17 North Bridge Street, Sunderland
1858 Invented an apparatus for treating timber for preservation.
1863 John Armstrong, Timber Preserving Works and Saw Mills, Sunderland, joined I Mech E[1]