{HEAD ~ The computer system} 12 wherein said cartridge includes a recess and wherein said holding means includes a lever having {TAIL ~ an end} which hooks into said recess in the cartridge 
{ HEAD ~ The computer system } 12 wherein said cartridge includes a recess and wherein said holding means includes a lever having { TAIL ~ an end } which hooks into said recess in the cartridge
HEAD HEAD HEAD HEAD HEAD HEAD HEAD 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 OTH OTH