{TAIL ~ The display board} has {HEAD ~ a frame} defined by top, bottom and side extrusions and corner members joining the extrusions together, utilizing channels arranged in the extrusions, and hangers slideably fixed in the extrusion channels which are adapted to be secured in channels when properly oriented therewith 
{ TAIL ~ The display board } has { HEAD ~ a frame } defined by top , bottom and side extrusions and corner members joining the extrusions together , utilizing channels arranged in the extrusions , and hangers slideably fixed in the extrusion channels which are adapted to be secured in channels when properly oriented therewith
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH