A division of the San Antonio Railroad Heritage Museum
STRPM models in HO Scale (1/87) using a modified FREE-MO standard.
As a division of the San Antonio Railroad Heritage Museum, the mission of the South Texas Railroad Prototype Modelers is to accurately and dramatically render true to scale and realistically operate railroad dioramas to be utilized as instructional aids in educating museum members and guest alike in how the Class-I
railroads actually operate.