John Aird (1861-1934)
Sir John Aird (1861-1934) Assoc. Inst. C.E.
Son of John Aird (1833-1911)
1886 became a partner in the family business, John Aird and Son.
Assisted his father on the Assouan Dam.
1908 With his brother, took over the running of the family business, Sir John Aird and Co, when his father had a stroke.