Marginal drawing (6)
I believe the answer is:
doodle
(Other definitions for doodle that I've seen before include "Aimless scribble" , "Scrawl aimlessly or absent-mindedly" , "Rough sketch" , "Scribbled drawing" , "Scribble about old ode" .)
I believe the answer is:
doodle
(Other definitions for doodle that I've seen before include "Aimless scribble" , "Scrawl aimlessly or absent-mindedly" , "Rough sketch" , "Scribbled drawing" , "Scribble about old ode" .)