Ability to draw (15)
I believe the answer is:
draughtsmanship
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ability to draw</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for draughtsmanship that I've seen before include "skill (on paper)" , "Artistic skill" , "ability to draw" , "drawing" .)