This subseries consists of printed circus model plans and instructions-- some commercial and some drawn by other individuals and photocopied. They consist of construction plans for circus wagons, cages, audience seating, and complete circuses.

This subseries consists of ephemera related to Ralph Rodgers' hobby as a circus model builder--particularly stencils, signs, and logos he used for the models, as well as receipts he kept from purchases he made at hobby stores and other places.