The source of this block pattern is Jacqueline L. Tobin and Raymond G. Dobbard, Hidden in Plain View A Secret Story of Quilts and the Underground Railroad (Amchor Books / Random House, New York, 1999), p. 192. Nadine Edwards owns the 2007 copyrights to the diagram at left and the photos below of sewn examples of the block, which are linked to quilts in which they appear. Some sewn examples may depart slightly from the block pattern.
