Half cu. ft Boys bell gas meter made by Alexander Wright, black painted metal with a metal measuring drum. Has the original metal stays for the glass dome. Half cu. ft Boys bell gas meter made by Alexander Wright
I & R gravitometer, type GT 857, made by Alexander Wright & Co (Westminster) Ltd, in a fitted wooden box. Used for reformer gas gravity readings. Serial No. 739 NS. (Tingley catalogue No. 313) (Est. date 1920-1960). I & R gravitometer