Pennsylvania Railroad Position Light Signal Standards Poster.
This poster offers surface-level insight into the signaling and equipment standards used by the Pennsylvania Railroad.
Information in this poster was sourced from PRR Maintenance manuals and standards plans, ranging in dates from 1925 to 1946. Exact standards can vary from region to region, but this poster offers an overall look at the practices used in those standard plans.
Material: 185 gsm high-gloss poster paper
Three sizes to choose from
Assembled in the USA from globally sourced parts
Each poster features a white 0.2'' border with a small barcode
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