Free index to the 1939 Register seems to have Gladys born in 1918
Gladys Hartsory, 1918, Salford C.B., Lancashire, 23 Fawcett Street
Born in December apparently. Fitting with the Gladys Lord Bennett birth reg March qtr 1919
Did she die as Hartson?

Dec 1965 Salford 10f 475
Hartson, Gladys
age 49