Historical clue formulations

• Equally large — 2017-03-20
• Of equal size — 2015-10-12
• Comparably sized — 2014-05-29
• Comparable in extent — 2013-05-24
• See 26-Down — 2009-02-27
• Comparable in size — 2008-02-10
• Of equal size — 1995-06-11