Possible Clues:

• Ribbon
• Stiffening tape (dressmaking)
• Was the saint a false one or just a big stiff?
• Tsar put on overcoat
• That's the stuff for the saint that's false - the big stiff!
• He tampers badly with the tape used for stiffening
• Material on a saint that's false
• Three maps mistakenly taken from overcoat
• Favourite of the harem's waving a ribbon
• Boy's back of leg under an overcoat