Arthur Brunel Chatwood
Arthur Brunel Chatwood (1866-1915) of Chatwoods Patent Safe and Lock Co
1887 of Irwell House, Prestwich. Exhibited Chatwood’s Electro-pneumatic Action for Organs.
1916 Obituary 
ARTHUR BRUNEL CHATWOOD, B.Sc. (Lond.), born at Bolton-le-Moors on the 19th November, 1866, died at Colombo on the 2nd July, 1915.
For many years he was engaged in his father’s works, Chatwood’s Patent Safe and Lock Company, latterly as Engineer and London Manager, designing and erecting security structures, hydraulic and other machinery, etc.
In 1908 he went to Hyderabad as Astronomer to the Nizam’s Government, building and organizing the Observatory there.
He was elected an Associate Member on the 5th March, 1901.