This is my astrophotography setup when I was 18 yrs old

8" F7 Newtonian, Samson GEM with superb Thomas Mathis 9" Drive
35mm Ricoh camera body with Pentax 200mm F2.5 lens
Pentax 6X7 camera with 300mm F4 lens

See some great shots of Halleys Comet using this setup here:
http://www.pbase.com/strongmanmike2002/halleys_comet_1986