Light Towers 2007 9,999 h United States, Belleville, Michigan7d
Light Towers 9,705 h United States, North East, Maryland
Light Towers 3,190 h United States, Agat, Guam
Light Towers 2006 1,668 h United States, North East, Maryland
Light Towers 2004 7,300 h United States, North East, Maryland