World’s largest instrument undergoes restoration in Atlantic City The Midmer-Losh Pipe Organ in Atlantic City’s Boardwalk Hall can sound angelic one minute, and like the powerhouse that it is a moment later. “It was built as the world’s largest musical instrument. It contains 33,112 pipes, that’s what classifies it as the world’s largest. It also has one of only two 64-foot pipes in the world, and the loudest set of organ pipes, the grand ophicleide, at over 135 decibels,” said Scott Banks, memb