Reference - Akron, Canton & Youngstown and Akron & Barberton Belt by Robert Lucas and the ACY Historical Society, Scotch Plaines, NJ: Morning Sun Books, 2015.  Pp. 70-74 covers freight cars, #505 is at the bottom of page 70.

Suitable Models - HO-Scale: Intermountain offers an ACF 1958 cu ft covered hopper.
N-Scale: One modeler uses mainly Atlas and Deluxe Innovations car bodies for his base. They are the closest without too much modification to get it accurate.

Scale Specific Instructions: HO: Each set does up to four cars. These sets are designed to be used with set #2
N: Each set does up to three cars and is stand alone.

Properly stored, these decals should remain usable for many years.

Acknowledgments - Special thanks go to Susan and the late Wade Griffis, of Jenison , MI, ACY Historical Society, and Ron Roberts of Rail Graphics, without whom this project would never have happened. Special thanks to Steve Holzheimer, of Lakewood, OH, Nigel Phillips, of Reston, VA, and Ryan Saltsman, of Ravenna, OH for inspiring the N-scale set.