HO Scale

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some perspective,...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some perspective,...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some perspective,...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some perspective,...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some perspective,...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some perspective,...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some perspective,...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some perspective,...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some perspective,...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some perspective,...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some perspective,...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some perspective,...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some...

                           Thirty-nine thousand.  That’s how many H21 class hoppers were built by the Pennsylvania Railroad. To put that in some...