1921 Maintenance of Way Cyclopedia, First Edition This disk contains an unabridged digital reproduction of the 1921 Maintenance of Way Cyclopedia (860 pages) originally published by Simmons-Boardman. The information in the text and thousands of high-resolution photographs and dimensioned drawings is ideal for digital and scale model builders, railroad historians, and rail fans.

This disk contains an unabridged digital reproduction of the 1922 Car Builders Cyclopedia of American Practice (1,192 pages) originally published by Simmons-Boardman. The information in the text and high-resolution photographs and dimensioned drawings is ideal for digital and scale model builders, railroad historians, rail fans, and shops preserving historic machinery.