Nigel This just gets more interesting. Your photo shows framed bents on pile foundations, a fairly common solution for high trestles erected over soft ground, but it looks like the framed bents were m

Nigel Probably none of the original trestle bents survive, since pre-WW-I piles were rarely creosoted and only had a lifetime of about 15 years. By then they were getting rotten just below the ground

Nigel If you are writing about Foster's Treatise, then you can take his drawings as gospel, for the time they were made. He used many drawings that had previously appeared in the several contemporary

Mark When were dual gauge trestles used is probably more to the point, and I think the answer to that is: prior to the construction of the Barrel Transfer at Salida, in the early 1920's. In 1890's, as

Nigel This scan is too coarse to determine if the double spans are iron or timber. Do you have further reason to believe they are iron? Recall that RGS had several double spans in some of their taller

Nigel Plate 1 in 1913 edition of W.C..Foster's A treatise on wooden trestle bridges and their concrete substitutes: according to the present practice on American railroads , shows the D&RG pile trestl

Darryl Assuming you are on the SPCRR company store web page, with the John Hall Catalog icon visible, you should find that your mouse pointer changes as it is tracked across the icon. With Firefox in

Darryl I could not get any recognizable response when I initially tried to download the John Hall catalogue, but when I finally took a look at my downloads directory, I had 8 copies of the .PDF file!

While poking around on the SPCRR website < ">http://www.spcrr.org/> tonight, I took a look at the company store, and was surprised to find the John Hall Design: 3D Printed HOn3 Rolling Stock, Catalog

Tony Photos of finished models may be inspiring, but photos of models under construction are really useful. Thanks for these. John Stutz

On p44 of the November '21 NG&SLG, is a photograph of Twin Mountain & Potomac gondola #50. On close examination, this is a Hart class CS center/side dump Convertible Ballast Car, as built to designs o

Tony Attached is a 1911 article on the Berninabahn,s self propelled Rotaries. Apologies for the reproduction quality - these are scanned off of 30 year old Xeroxes. And no, I don't read German, beyond

Thanks again Tony This has been very interesting and informative. There are not many who follow up on exported sales, much less on foreign production. Would you like a copy of the Bernina Bahn' Meyer

Tony Thanks again for the photos and details. Since you did not mention it, I will add that the meter gauge Transandian Rotaries, both the FCTA and FCTC machines, had 3-axle lead trucks. This not only

Thanks Tony Especially for the photos. John Stutz

TonyK The Durango Press HO & HOn3 D&RGW OM Rotary kit has a fairly narrow hood and first generation "paddle wheel" blades. What do you use for the larger hoods and full length blades of the later Rota

Martin In addition to Wiseman, and possibly Western Rail, PSC lists two former Kemtron Westside logging trucks in brass. But any arch bar truck that has the arch bar extensions to support the outside

I don't know about the T-12, but Modern Locomotives 1900 has details of a few main and side rods. There is nothing equivalent for any of the narrow gauge locomotives illustrated, but the tables do giv

If you look over the Microtrains N scale lineup, you will see that their business model is to apply many road names to the bodies produced by each die. That did not work well in a sector with many dis

Recent discussion of sources for locomotive modification and scratch-building parts focused on Precision Scale Models and Keith Wiseman's stock of old PIA and Backshop parts. I will add that Bowser, h