Maybe not the particular "Why?" you were looking for, but the analysis of contact stresses between two objects favors two flat surfaces touching each other. Failing that, with one surface flat (the

Why and when did the use of 33 inch wheels become standard on freight cars? Lee

Tim O'C. expresses a need for protective devices, i.e. protective of ham-handedness, that will screw into bolster holes during kit construction. An easy device that will at least partly serve this

Richard, Dave passed me on to you. I'm lookint for a romate. I have the room reserved. Are you intedresterd stoill? Joe Lofland rhendrickson@...> wrote:

Full versions of the 2/1913 & 6/1917 Official Railway Equipment Registers are on-line at Google Books: http://books.google.com/books?q=%22official+railway+equipment+register%22&as _brr=1

Yes, noticed that, but to be honest, if the model is on the track no one notices. I'll have my Protowest car and the IM car with me at Naperville, as a side by side comparison. Brian J. Carlson,

you did sand tape many rates. Bruce and Brian, Thanks for the advice about removing the wood deck. Have other also noticed that the InterMountain AAR flat car model lacks the "floor stringers". The

Be careful with these. I "pressed" one into a bolster and on removal it broke, causing me to have to re-drill and tap the screw hole. I modified them by inserting longer 2-56 screws from the bottom

Dave, I've been out of town for three days, so I'm late responding, and you probably have a roommate lined up by now. But if not, I'll be arriving Thursday night, leaving Sunday, and would be

I think Tichy includes a pair of small T shaped plastic parts in the USRA SS kit that would work to protect some of the underbody. They press fit into the bolsters until the trucks are ready to be

Tim, I can't exactly picture what this "tool" would look like, but I understand your goal. Couldn't something be cobbled up from relatively thick (.060, maybe?) styrene? Walt Lankenau

Bruce, I need a tool item as follows: a device that screws into the truck bolster (remove trucks first) and that projects outwards creating a protective "box" around the sill steps. With one of

Yes, that's right Brian. That's why I didn't write "ex-PRR X31c". :-) Tim

Bill, there are some parts illustrations on the Walthers web site. But if you want to find prototype photos, I would Google for

I think these were just clones of Pennsy round roof box cars, and never owned by PRR. The trucks under these cars were Self-Aligning Double Truss Spring Plankless with Coil-Elliptic spring package (a

Thanks Al, I'd missed that.

To anyone who will pay the shipping, a large pad of dispatcher's sheets, 24"x14.5", and a large quantity of blank car cars and waybills for the early McClelland method. - Al Westerfield

Pat - It's 16 lbs. by UPS, cost depending on where you live. - Al

I will pay shipping, how much

For anyone who will pay the shipping I am giving away 73 issues of The National Railway Historical Society Bulletin, years 1954-79. - Al Westerfield