Reel to reel was never a popular medium. the tapes can be damaged pretty easily. The number of tapes still available must be very small considering the renewed interest. The only new tapes are some special project, and those are a small fortune each. You only hope is to someday bump into a estate sale wherein you find a mother-load of prerecorded tapes.
Suggest you scour Craigs list for the whole USA state by state.
Suggest you scour Craigs list for the whole USA state by state.