When I was a kid, some of our phones were hard wired, some used a giant 4-pin modular plug. RJ11 wasn't invented yet. Pepperidge Farm remembers... http://www.

When I was a kid, some of our phones were hard wired, some used a giant 4-pin modular plug. RJ11 wasn't invented yet. Pepperidge Farm remembers... http://www.classicrotaryphones.com/forum/index.php?topic=3365.0 http://www.classicrotaryphones.com/forum/index.php?topic=336...