This
pattern is based on the old Celtic pattern used by the
calligrapher monks who illuminated the Lindis Farne Gospel.
Square ca. 7.5 cm x 7.5 cm color side down...........
1) Diagonals are mountain folds....................
2) Edge to edge valley folds. The small part near the
edges are reversed later................. 3) From every
corner to the mid-point of the opposite edges. These creases
are diagonals in half squares (1 x 2) This is the famous and
by Kalmon so beloved sqrt(5)........................... 4)
Place edge to middle fold but press flat only between
diagonals. All folds sharp and precise.