Evening, although I`ve been registered on here for some time, I`ve not made best use of this excellent clock sub-forum. I`ve spent a good few hours overt he last few days reading over the various threads. Although not strickly a clock, it is certainly horology related and thought some of you may be interested and lend a helping hand and advice in the long run. I`ve been building James Ferguson`s orrery and this is where I am up to so far: