The casing includes a casing body or {HEAD ~ frame} which comprises {TAIL ~ an upper casing member} and a lower casing member joined together to define a space therein for housing a magnetic tape element 
comprises
The casing includes a casing body or { HEAD ~ frame } which comprises { TAIL ~ an upper casing member } and a lower casing member joined together to define a space therein for housing a magnetic tape element
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH