JBL 375 Driver Original Diaphragm - NOS Photo #1665321 - US Audio Mart
JBL 375 horn | Hifisentralen
JBL 375, introduced in 1954, and this driver would become the most significant professional device ever developed by JBL #jbl375 #vintag... | Instagram
JBL James B. Lansing 375 Horn Compression Drivers, Super Rare