Just some odds and ends: I found my scale rule and measured the longitudinal course of the IM Type 27 8k tank as 31'7". The longitudinal course of the Tichy tank was 31'11". Out of the box, the Gould/

It should be noted that the drawings for the USRA tank designs do show 5 radial courses as an alternate construction. David Thompson

That doesn't look anything like a FGE consortium car. The use of grab irons instead of ladders is distinctive, and I'm inclined to think it's Northern Refrigerator Car in 1940s MDT-style lettering. Da

I have both kits in my stockpile, and opened them up to have a look. The IM tank is about 4-6" shorter than the Tichy tank, and I think the Tichy 60" dome can be mated to the IM tank body. Sand down t

Distillate's sole virtue was it cost much less than gasoline, at it was essentially a waste byproduct of refining. Engines that ran it usually had to be started and shut down on gasoline. It fell out

RPC #9 implies (but doesn't quite state outright) that the Youngstown doors were part of the mid-'50s program to rebuild the M-15k's with new underframes. David Thompson

Ted Culotta put together a nice field guide to steam-era tank cars here: http://speedwitchmedia.com/product/steam-era-freight-cars-reference-manual-volume-two/ As for the IM 8k ACT Type 27, most of th

Tatum end on B&O 81922: https://www.flickr.com/photos/barrigerlibrary/12240120174/ GATC 1917 tank with safety valve elbow: https://www.flickr.com/photos/barrigerlibrary/12240085816/ David Thompson

Murphy Welded Roof, as shown on pp. 411-412 of the 1940 CBC. The panels were welded together, but the roof as a whole was riveted to the carbody. Milwaukee did use it on their ribside boxes. David Tho

And I just now remembered that AC&Y had some 33' IL cars I have no details on. David Thompson

CNJ 31' IL, 11' EH, 2028cf 67000-67999, 1942 D&H 29' IL, 10'3" EH, 1764cf 2300-2499, 1941-2 some 40T 2500-2899, 1946-7 4201-4350, 1947-8 some 40T D&H 30'11" IL, 10'5" EH, 1860cf 4701-5700, 1939-40 570

Sounds like the last three pages of RPC #18. David Thompson

"Those are AAR classes, not railroad car classes" They are railroad car classes, though obviously derived from the AAR type designations. Burlington and NC&StL, for two other examples, used the same a

"Did other railroads change CLASS when special equipment was installed?" Not quite the same thing, but Norfolk Southern reclassed their 40-ft double-door boxes from XAR1 to XM4 when the auto loaders w

I don't think these car sides were manufactured anywhere on the RF&P: https://www.flickr.com/photos/barrigerlibrary/28830320257/in/album-72157649155982802/ David Thompson

NYC 339072 was built as CI&S 184072 (assuming the renumbering was done sequentially), Lot 204-G, and has received some work. The Vulcan trucks are replacements for L-section Andrews trucks, the invers

Go to: https://archives.cohs.org/ and enter 28972 in the Number search box. David Thompson

I believe that most, if not all, of those high-walkway tanks are PTC cars. A century later, there is probably no way to know for certain short of a photo showing the original pressure test data. As an

Pennsylvania Tank Line first appears in the February 1912 ORER with a picture of PTX 1001: https://play.google.com/books/reader?printsec=frontcover&output=reader&id=QRs6AQAAMAAJ&pg=GBS.RA1-PA522 Their

"Why do you think the Ohio Cities Gas Co.car was built by Pennsylvania Tank Car? Brian Leppert Carson City, NV" Standard Car Construction Co. (STC's predecessor) started in 1915 and didn't build cars