Sources for large styrene sheet

Color photo showing white styrene sheet used as backdrop on unfinished model railroad.

Q: I’m trying to locate a source for large sheets of styrene. I can find the smaller sheets marketed by Evergreen, but I have been unsuccessful in my search for 4 x 8-foot sheets. Do you know of an online source? I live in the Toledo, Ohio, metro and there aren’t any plastics dealers in […]

Read More…

Small numbers on MR&T diesels

Color photo of blue-and-white HO scale diesel with small number next to herald.

Q: When I was looking at pictures of the Milwaukee, Racine & Troy locomotive fleet, I noticed small numbers near the herald on some diesels. Were those numbers tied to the control system used on the layout, or did they have another meaning? — Jason Trew A: Those single- and double-digit numbers near the herald on […]

Read More…

Workbench ideas

Color photo of workbench with assorted tools.

Q: Since Model Railroader has moved to a new location, have you given any thought to a video or magazine series on building a workbench? I’ve got to build a new one to fit my new train room and am looking for ideas. — Jim Burns A: Thanks for writing in, Jim. Our workshop space […]

Read More…

Identifying a Pennsylvania RR steam engine

Black-and-white image of a young boy in the cab of a steam locomotive.

Q: I need help identifying a specific Pennsylvania RR steam engine. The number on the cab was 1299. What class was this locomotive? I have a picture of me as a boy looking out the fireman’s window and want to model the engine in HO scale. — John Nagle A: Thanks for writing in and […]

Read More…

Selecting the right wire size

Color photo showing bottom of model railroad with red and white wires.

Q: I’m setting up a model railroad on a 6 x 12-foot table. The layout will use Digital Command Control. What would be the best wire size(s) to use on the layout? — Greg Kurtz A: Two considerations when selecting the right wire size, Greg: First, that doesn’t involve long bus-wire lengths, so No. 14 […]

Read More…

Backdating the MR&T locomotive fleet

Color photo of HO scale steam switcher on scenicked base

Q: The historic cars for the Milwaukee, Racine & Troy featured in the January 2025 episode of Ask Trains were very interesting (I grew up in Spokane, Portland & Seattle territory and am modeling some of that). What sort of steam and early diesel power would have been used to go with the cars of […]

Read More…

What is liquid mask?

Color photo of metal wheelsets in painting jig and paintbrush applying liquid mask

Q: I’ve seen a few Model Railroader articles on painting and weathering that reference liquid mask. How does the product work, and where can I find it? — Michael M.  A: Liquid mask is a product that’s applied with a brush to keep paint off of areas that would be hard to cover using traditional masking […]

Read More…

4 x 8-foot layout upgrades

Color rendering of HO scale track plan.

Q: I have two oval tracks, one inside the other, on a piece of 4 x 8 plywood. Just running a train around each track is boring. My funds are very limited. Do you have any suggestions as to how to make this more fun? — Elaine King A: Since space is at a premium […]

Read More…

Rail shipments for an oyster cannery

Color photo of N scale freight car painted blue with silver and gray details.

Q: I was wondering if you could provide me with information on what kind of loads an oyster cannery sends and receives? — Markus Russ A: I cast the net wide (pun fully intended) to help answer your question. I started internally. Trains magazine Associate Editor Bob Lettenberger wrote “Five mind-blowing facts — Stilwell Oyster […]

Read More…

Upgrade old freight cars

The underside of a red model freight car with coupler

Q: Was there ever an article on converting old railcars to accept modern trucks and couplers? I have a few HO Tyco cars that need to be converted. — Jason Trew A: Jim Kelly and Andy Sperandeo co-authored “Kadee couplers” in the May 1981 issue of Model Railroader. The article covered both N and HO […]

Read More…

Adhesives for attaching roadbed

Color photo of man in dark red sweater attaching cork strip to model railroad.

Q: What is the best adhesive to use for attaching cork roadbed to wood or extruded-foam insulation board? — Ronald Jaeger A: In Basic Trackwork for Model Railroaders — Second Edition (Kalmbach Books, 2014), Jeff Wilson wrote, “Cork can be nailed in place, but glue is a much neater option. I prefer white glue for […]

Read More…

The evolution of the MR&T herald

Color image of four HO scale freight cars in brown, black, and yellow paint on white background.

Q: In the November Ask Trains video, you were standing in front of a display case filled with Milwaukee, Racine & Troy freight cars. Some featured the familiar square MR&T herald. Other models looked to be from an earlier era. What can you tell me about those cars? — Bert G. A: Alan Cerney, an […]

Read More…