I should have noticed that the caption is in error. Ice hatches are clearly visible.

Came across this online while searching for a steam locomotive photo: Ron V. Nixon Collection Image Record - rvn21078 http://www.morphotoarchive.org/rvndb/rvn_date_jpeg_rec.php?objno=RVN21078 "WCLX Wi

The referenced youtube video misinterprets the trucks gauge (see the image at 0:43). It reads in inches of mercury, not psi. With the gauge designed so that atmospheric pressure is set to read zero, a

Nature of color and perception well described, Bruce: This excellent book covers color and perception for those who may want additional detail, and I do not think it has been recommended here before.

Dave Nelson <Lake_Muskoka@...> asked: John H. Armstrong in The Railroad What it Is, What It Does, 3rd Ed. Simmons-Boardman, 1990, page 169, says, "The next step in terminal operations is to assemb

The three volume series called Chalk Talks Air Brake Study Course are available for full view at Hathi Trust. https://babel.hathitrust.org/cgi/ls?field1=ocr;q1=railroad%20air%20brakes%20chalk%20talk;a

Todd, Where were these stumps hauled and did they originate on the CG? There was a Hercules explosives plant for near Brunswick, not served by CG. Rufus

Before you take it off, await further replies. I believe the lettering change you described took place _during_ production of that group.

Two points The roof on the mentioned car does not have the expected NP features (roof not curved and cast fittings clamping the panel joints are absent at the edges). From the LOC tif version of the i

Jake Schaible wrote: This is a good suggestion. Chemists often wrap the outside of bottle caps with parafilm to seal the joint with the bottle. For this, you use the 2" width, which is sold in 250' le

Without meaning to criticize anyone from the previous posts, and certainly not Mark, I strongly urge those of you near facilities with collections to volunteer with the curators of those collections.

My belief is that for the NP DF box cars and RBL's you want the Loewy-scheme dark green passenger car color. The 1000's and 1100's had a white stripe. The RBL's had a chrome yellow stripe. Bill Welch

See pages 29-31 of RPCyc Volume 10 by Pat Wider for excellent illustrations. With the exception of one 1936 order that had an Ajax hand brake (82500-84749, built in Laurel), the NP used the "Miner Ide

The corrected citation for life magazine is May 21, 1951. Also mentions 9 cars with up to 4400 ft per car. You may be able to access this issue online at https://books.google.com/books?id=fVEEAAAAMBAJ

Retainer pipe.

Life Magazine, May 1, 1951, pp. 75-76. Bob Chaparro wrote:

Bill, Garth has uploaded these photos as tif files. They do not display, but they are there. Open the link to each photo in a separate page or in that page, and you will get a mostly blank page with a

The car number implies it is assigned to maintenance of way / company service.

Steeple rivet proportions in 1933 are given by this document, a free download: Miscellaneous Publication 120 Standards & Specifications for Metals & Metal Products, National Bureau of Standards 1933 D

The adjacent photo is the same location and would seem pretty unambiguous to identify for one familiar with the area (not me). https://www.flickr.com/photos/barrigerlibrary/18707740513/in/photostream/