Jean Paul Riopelle Untitled (PM 47) oil on canvas 6 3/8 x 10 1/2 in, 16.2 x 26.7 cm initialed and on verso signed and inscribed "#47" on the canvas, titled, dated 1978 on the gallery labels and inscribed "47" and "DUG 19740" on the backing board and "No. #3240" on the Pierre Matisse Gallery label