Symphony orchestra poster - map of the instruments and sections-(EHH-MU2201) offers a thoughtfully designed, durable resource for hands-on learning. Just the thing to adorn the walls of a music classroom or orchestra rehearsal space!. This stylish poster shows the standard layout of a symphony orchestra, including common extra wind instruments and percussion. Each section is colour coded and multiple images of each instrument give a rough guide to the number of players you might expect to see. 2201.