>Anyway, good luck and let me know if I can be of any assistance. I, too, >am in Southern California, far away from Lexington, MA. I, however, am in MA (Lawrence to be exact) and would happily test the tapes on a 4 channel reel to reel (I can't play 4-track cartridges). However, I'm too swamped at the moment to do the transfers. But at least then you'd know what format they are in.... ----------------- Diamond Productions Specializing in analog tape preservation / restoration in the digital domain. Dave Bradley President