I dont know how clearly the picture is to you but if you look very hard at the nose you can see the lettering followed by II I will dig the picture out again and see if there is a date on it.
Vfr
Addendum, Just found original piccie, My uncles writing on rear is as follows,
"Aries II onher return trip after breaking London Cape air record dated (on photo that is) 17/5/47