Sam Francis
1950s painting
("Floating Island"):
Towards Disappearance
1958
oil on canvas
108 x 126 in.
$3,412,500
at Sotheby's New York
Nov. 17, 1999

Note: the record for a 1950s painting on paper
("Floating Island"):
Untitled
1958-60
graphite on paper
ca. 30 x 22 in.
$550,000
at Christie's
Nov. 1989