Possible Clues:

• Picture what only you are capable of, you poser
• Artist can't get anyone to pose for this
• Nobody else could have been this picture's producer
• Artist's own picture
• Picture with airports left out
• Not how other people picture you?
• Work by Rembrandt, for instance, that nobody else could have done
• Work by Rembrandt, say, nobody else could have done
• Model sat for triple likeness
• Number one representation in art