i have an old 35mm praktica mtl50, and i love it, but i want a good dslr for ease of use and high developing costs. the only problem is, i have a lot of very good(and in their day, expensive) lenses, all of which would cost an arm and a leg to replace for a dslr, as they are all m42 mounts. so i had a look around and found this,

http://www.wholesaledigital.co.za/m42home.htm

just in case anyone else is in the same boat.....