Stereo wall, 70s living room
What's with the ketchup bottle on the speaker? But the wall-mounted amp is genius, and the wall painted in four colour blocks really does a lot for that room. (From a closer read of the original caption, the ketchup, beer and mustard bottles turn out to be pop art replicas.)
From The Practical Encyclopedia of Good Decorating and Home Improvement, Greystone Press, 1970. This set of encyclopedias is an incredible source for retro DIY ideas and unbelievable, often far-fetched photos we haven't seen anywhere else.