In {HEAD ~ still another aspect} of the present inventions, the frame has a plurality of sets of registration surfaces which are each adapted to register {TAIL ~ the frame} to the cassette handler support surface 
In { HEAD ~ still another aspect } of the present inventions , the frame has a plurality of sets of registration surfaces which are each adapted to register { TAIL ~ the frame } to the cassette handler support surface
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH