John M. Henderson (of Aberdeen)
J. M. Henderson, of Aberdeen, maker of stone-working tools and machinery
General engineers, of Aberdeen
1871 Dissolution of the Co-partnery for sometime carried on at No.19, Jopp's Lane, Aberdeen, under the Firm of HENDERSON & ADAM, Engineers and General Blacksmiths; the sole Partners were JOHN M. HENDERSON and James ADAM.
1873 Manufactured the 1st Aerial Cableway in the UK.
1878 King Street Engineering Works were built.
1899 Contractor for the replacement Kew Bridge
1899 Designed an aerial cableway for the work on replacing Vauxhall Bridge
c.1902 Became John M. Henderson and Co