WANTED: parts for XVIII, interchangeable possibilities

[LadyHawke]

Please help me find some parts to finish this project I am working on, on an XVIII.
I need:

Gold 12 inch turn table
3 spring motor and crank, *with crank 5/16 female*
Cast iron elbow stamped no . 7 (I think this can be from a 16, possible same year)
Wooden horn 18x9 inches, modified to fit *forum member has already done this*
Gold exhibition reproducer with small elbow
back bracket which holds the skinny tone arm

thank you so much, inbox me if you can help!!!