By Monty Siekerman
This is another photo in our series What Are These? 

Can you identify them?

Hint, you heard them in Presser Hall.

Answer:
These are instruments used by the Percussion Ensemble in concert recently with three other ensembles.

Pictured are (clockwise from upper left) temple block, cricket call, another type of temple block, African double bell, Chinese player bowl.

If you got them all right, you earn an A+.