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John Macmillan Dunlop (1818-1878), Engineer, of Manchester, and a Director of a variety of limited companies including the Western Australia Cotton Co, the Parkgate Iron Co, Hooper's Telegraph Works, Sidmouth Railway Co, the British and Foreign Tramways Co, the Bessemer Saloon Steamboat Co, Wayne's Merthyr Steam Coal and Iron Co.
1818 Born in Huddersfield, son of Robert Dunlop, a wool merchant, and his wife Jess
1857 Joined I Mech E; of Marlborough Street, Oxford Street, Manchester.
Established John M. Dunlop and Co, makers of india rubber and cotton machinery
1861 An engineer living in Chorlton upon Medlock with Ellen Ade Dunlop 30, Robert M Dunlop 4
1862 Reference to the Indian Churka cotton gin being improved by John Dunlop and by Platt Brothers and Co (separately) and exhibited at the British Association meeting. The machines were described as 'wonderful improvements on the old churka. He noticed the destruction of fibre and the waste occasioned by the American saw gins.' Dunlop's roller gin had been influenced by the American Macarthey gin.. See also John M. Dunlop and Co for discussion of Dunlop's roller gin.
1867 Advert: 'To Wallers, Contractors, and others. PERSONS desirous of Contracting for the several Works required in the Erection of a HOUSE at HOLEHIRD, WINDERMERE, for John M. Dunlop, Esq., may see the Drawings and Specifications at the present house there on and after Friday, the 13th September next, and until the end of the month, between the hours of Ten a.m. and Five p.m. Sealed Tenders to be sent to the Architect, Mr. Crowther, No. 28, Brazen Nose Street, Manchester, on or before October 1st, 1867. It is to be distinctly understood that the lowest Tender will not necessarily be accepted'.
c.1867 His wife died
1871 Landowner, living in Appelthwaite, Westmorland, with Robert M Dunlop 13, Arthur B Dunlop 9, John M Dunlop 8, Colin B Dunlop 6
1878 Died in Kendal
1879 Obituary 
JOHN MACMILLAN DUNLOP was born at Huddersfield in 1818.
In the early part of his life he was engaged in engineering at Manchester under the late Mr. Bodmer, and afterwards started business there as a machinist. During his business career he introduced several inventions in india-rubber machinery.
About 1866 he removed to Holehird, Windermere, where he died on 24th August 1878, at the age of sixty.
He became a Member of the Institution in 1857.