Historical clue formulations

• Broadcasters — 2011-08-04
• TV networks, e.g. — 2009-12-13
• Drying racks — 2009-11-28
• They put on shows — 2009-02-01
• Networks, e.g. — 2008-12-19
• They put on shows — 2005-07-30
• Drying frames — 1998-05-31