Here is a guide spacing/sizing program:
http://www.farnorthrodsmiths.com/Downloads/GuideCalculator.msi
Type: Posts; User: ffb
Here is a guide spacing/sizing program:
http://www.farnorthrodsmiths.com/Downloads/GuideCalculator.msi
Give this a read:
http://www.rodbuilding.org/library/staticguide.html
You can use the guide spacing chart already listed as a starting point and then use the static guide placement procedure to...