{HEAD ~ Another object} is to provide a hanger bar and {TAIL ~ display board} having cooperating means for selectively and changably securely and slideably mounting the board on the hanging bar 
is to provide
{ HEAD ~ Another object } is to provide a hanger bar and { TAIL ~ display board } having cooperating means for selectively and changably securely and slideably mounting the board on the hanging bar
HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH