1917:
Joseph Evans & Co Ltd
Joseph Evans & Co. Aircraft Parts Mfgs. Liverpool St Mills Bham
Rec. Num. 1 of 2
Source: Aeroplane December 5th 1917
1918:
Joseph Evans & Co Ltd
Joseph Evans & Co. Liverpool Street Mills. Birmingham
Rec. Num. 2 of 2
Source: Aeroplane January 30th 1918