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1927 Obituary 
EDWIN COOPER WALLIS died at Leeds on the 25th November, 1926, at the age of 76.
He received his technical training in the Hanover Square School of Telegraphy and Electrical Engineering, and at the works of Messrs. Paterson and Cooper.
After holding appointments, in succession as chief electrician to Messrs. Hathorn, Davey and Co. of Leeds, and Mr. Edwin Oldroyd of Leeds, he set up in business on his own account as an electrical contractor in 1886.
He took considerable interest in the Electrical Contractors' Association, acted as Hon. Secretary of its West Yorkshire Branch for many years, and was President of the Association in 1908-9.
He became an Associate of the Institution in 1883, was elected a member in 1904, and for several years served on the Committee of the North Midland Centre.