SECRET SPY #3

SECRET SPY . . . THE ADVENTURES OF BASILDON BOND  . . . DAY THREE
THE HANDOVER
My next rendezvous. Got to sizergh this castle up. Hidden upstairs I spied this clue. Spot the hidden changeover in this painting.

The changeover took place and the code book was in my hands . . . it read . . . I spy with my little eye something beginning with Y . . .