white side rail. I used two-sided tape to hold the styrene piece there while the cut was being done. It is important to note that each rail must be cut in opposite directions but at identical angles, as visible in the grooves of the cutting jig. I added details to
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368. A brass pointer was added to the jig to ensure accuracy.
366. T e completed forward open staircase.
369. A groove was cut into the jig to allow the styrene side rail to fi t perfectly. T e cut lines show the two diff erent directions of the cuts.
367. T e spacing between treads was marked onto the cutting jig.
370. T e jig that would be used to assemble the painted components of the staircase.