https://blog.model-train-help.com/2015/07/problems-constructing-a-helix.html?utm_source=rss&utm_medium=rss&utm_campaign=problems-constructing-a-helix Model railroads and model trains Fri, 17 Jul 2015 04:46:50 +0000 hourly 1 https://wordpress.org/?v=6.9.4 https://blog.model-train-help.com/2015/07/problems-constructing-a-helix.html#comment-9725 Fri, 17 Jul 2015 04:46:50 +0000 http://blog.model-train-help.com/?p=3667#comment-9725 I am assuming that the 1″ figure given here is for calculation setting purposes to allow for different scales.
Robert M

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