Welcome Jerram, woaw a 12 inch on your 1st attempt ? Big project but well worth it , a 12 inch scope is a lifetime's viewing .Have you got a mirror ? and other parts to put one together?
Updates and photos go down so well here and if you run into any problems I am sure the help you will get from here would be awsome from this site . Most will give you so much help .
for free .
Keep us informed ok Jerram .
A fellow newtinion builder.
there are lots of us here . mate .
Brian.