August Eckstein (c1870-1939) of Eckstein, Heap and Co became Arthur Erskine
1870 October 23rd. Born Heinrich August Anton Eckstein in Frankfurt the son of Franz Eckstein and his wife Anna Maria Dreissigacker.
1886 Joined the Peel Works of General Electric Co at Salford as engineer and manager.
Later he was appointed director and works manager of the company's works at Manchester.
c1897 Manager of the Adelphi Works of the General Electric Co., the Switchgear Department.
1905 Left GEC; he was succeeded as manager of the Switchgear Department by Arthur Cecil Heap
1908 Entered into partnership with Mr. A. C. Heap to manufacture switchgear and starting gear and supply electrical accessories.
1911 Living at Brantwood, Oak Drive, Fallowfield, Manchester: August Eckstein (age 41 born Germany), Electrical Manufacturer and Employer. Married (but wife not shown in return). Three servants.[1]
1916 Changed his name. '...ARTHUR ERSKINE, heretofore called and known, by the names of "August Eckstein," of Brantwood, Oak Drive, Fallowfield, in the county of Lancaster, Electrical Engineer, a naturalised British subject since 1894, do hereby give public notice, that on the 4th day of May, 1916, I formally and absolutely renounced, relinquished and abandoned my said names of "August Eckstein," and then assumed and adopted and determined thenceforth on all occasions whatsoever to use and subscribe the names of "Arthur Erskine," instead of the said names, of "August Eckstein"...'[2]