These consist of stacked flashboard risers in the main lines.    From Wordnik.com.  [Southeast Farm Press RSS Feed] Reference

The report also recommends that a flashboard not be installed because of safety and operation issues.    From Wordnik.com.  [Postbulletin.com Local News] Reference

You may use one monitor to display the controlling buttons and menu items and another to dedicate to the flashboard.    From Wordnik.com.  [Softpedia - Windows - All] Reference