https://ia801505.us.archive.org/10/items/TheModelRailcastShow217Ninety-fivePercentThere-WithJimLincoln/mrcs0217.mp3 We get caught up with Jim Lincoln and all his projects- of which the featured for the roundhouse is a new proto 48 module inspired by observing an o scale modular layout. Jim goes through the history, his planning, and challenges of building this new project. Please use links in comment section. 1:18:00 long