Vtg Reel To Reel Tapes not sure whats on them Recordings Lot Nassau magneticVtg Reel To Reel Tapes not sure whats on them Recordings Lot Nassau magnetic vintage Nassau magnetic recording tape reels, a type of analog audio recording medium used in reel to reel players. The tape is packaged in 3 inch reels, with some variants labeled as 150 ft of 1 mil Acetate and others as 225 ft of Mylar. Acetate tapes are older and more brittle, while Mylar tapes are more durable. These are used to record and play back audio, originating