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