These cars are cut down from the NYC System version of the 1905 Common Design twin hopper. The build date of 9-10 suggests an origin in CCC&StL 75000-75499 built on AC&F Lot 5703. David Thompson

Lots of goodies in that pic, including a pair of Tatum peaked ends on a B&O N12 hopper and a NYC boxcar that looks to be either their ARA 1932 sample box or perhaps their USRA ds rebuild, but the numb

Two more 1905CD hoppers. Differences include the trucks, and arrangement and number of grab irons on the right side. David Thompson

This is among the earliest examples of the 1905 Common Design hopper, built in probably June 1906. David Thompson

This is Virginian class H-4 in its original configuration of three pairs of clamshell doors with a side skirt. These cars were later rebuilt as conventional twin hoppers. David Thompson

The door extension is uncommon but not unheard of. This was a typical solution to the problem of a door opening wider than the standard vendor doors could handle, but not wide enough for a double-door

Gla-type hopper on the left is Clinchfield, center car is N&W class HP, and the car on the right is N&W class HM. David Thompson

PM 90350-91849 had Hutchins Dry Lading peaked roofs, and 91850-92349 had Climax radial (by Chicago-Cleveland) roofs. David Thompson

The NKP box still has its original NEW weight stencil. The two LPCX hoppers are the channel-side design that AC&F developed circa 1905 and built in quantity for the next few years. Southern received s

The Southern car is not a USRA composite gon as one might expect, but a composite rebuild of Southern's first generation of all-steel gondolas. David Thompson

> #172247 is an M-18 class car built in 1916. This class is an oddity to > me as the B&O installed a few thousand M-15 cars with fish belly steel > center sills in the years just before these M-18 arr

They are a pressed steel archbar truck; fairly commonly used on Pressed Steel Car's early production, including Reading's first PSC hoppers. Reading took a liking to the design and used it on several

These cars were built new for the Interstate by Pressed Steel Car in 1913. They are nominally identical to a D&RGW series built around that same time. Corey Bonsall offers a modernized (with side exte

These are very similar to N&W class GI gondolas, built in 1905-7. David Thompson

CMTX 465 and TKX 700 are those high-walkway cars most likely built by Pennsylvania Tank Car in the early-mid Teens, using the underframe that Standard Tank Car adopted when it started up. QTX 6108 is

Yep, Intermountain PS-1 ends. I just pulled the exact same sprue out of an IM 40998 kit to confirm. David Thompson

Whose reefer conversion is behind the MP gon? David Thompson

It's a pre-war Pullman-Standard lightweight welded box car. NKP's were 20000-20199, built at Michigan City in 1-2/40. David Thompson

There were still tracks the last I was there in the late 1980s. I would assume they’re gone now, but one never knows This is the 21st century, so of course there's a Youtube video: https://www.youtube

D&H 4651 is a sample car of very similar construction, but I do not know of any other examples. https://pullman-lib.smugmug.com/Railroad-D/i-TjBGHWW/A https://pullman-lib.smugmug.com/Railroad-D/i-3xjB