This is the read / write head for the 3850 Mass Storage Cartridge. The base is made from aluminum with a section of stainless steel around the edge. The edge with small holes is to provide a coushin of air between the head and the tape to reduce friction and ware on the tape. The bearing on this device is practically frictionless. The cost for this read / write head in 1973 was $6,845.

Donated by John Wayne.