John Karlson Mid-Century Hi-Fi Cabinets Speakers Custom Built With Jensen H222 Coaxial 2 Way High Fidelity Loudspeaker Systems By Cabinet Maker Frank J. Pierce - Working 22W X 19D X 36H
A Karlson Compendium - Part One - "A New Approach in Loudspeaker Enclosures" | diyAudio
My experience with Karlson enclosures | diyAudio
KARLSON MID CENTURY MODERN BASS SPEAKER CABINETS - EMPTY • RARE! - electronics - by owner - sale - craigslist