Seems you all may like this too. JBL Paragon speaker system my buddy and I recently picked up. 50 years ago, a guy bought the plans and speakers from JBL and built
JBL Paragon - Wikipedia
JBL Paragon 44000 Designed by Arnold Wolf at 1stDibs | jbl paragon for sale, jbl paragon plans, jbl paragon review
JBL D44000 Paragon speaker cabinet, c. 1957 | オーディオ
Paragon und Paragönchen?, Lautsprecher - HIFI-FORUM