THE HAREHILLS AVE. TURNBACK REVEALED.
A short spur leading in/out of Harehills Ave. was used for Moortown, Roundhay trams, terminating their journey at Reginald Terrace. It was in use in 1920's/30's.
A good explanation of this is given in LEEDS TRANSPORT by J. SOPER VOL, 2&3
Also see LEEDS TRANSPORT IN COLOUR 1880-1952 JIM SOPER ...Page 26.