Norfolk Southern Harrisburg Interlockings

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All the interlockings in the NS Harrisburg Division – updated to 2001. 151 interlocking diagrams, plus index. Original pages were 8.5 x 14 inches and can be printed in that size or printed to letter size paper.

This is a high resolution scan to PDF of an original NS Harrisburg Division Interlockings Book. Scanned to PDF at high resolution 600dpi. Using the PDF’s zoom control you can zoom in to see very clear detail.

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