Associate editor Eric White describes how he made his own molds out of styrene to make plaster castings. He used this technique to create the tunnel portal and liner on the Model Railroader staff’s HO scale Eagle Mountain project model train layout.
Casting a tunnel liner and portal for the Eagle Mountain RR
By Angela Cotey | August 19, 2016
| Last updated on November 23, 2020
Learn how the Model Railroader staff created this scene on the HO scale Eagle Mountain RR project layout
