synthetic resin on hardboard, in artist's frame

signed ‘MACK’ lower centre; signed and dated '2001 mack 001' on the reverse of the frame; signed, numbered and dated 'mack 57 MACK No: 1957 MACK' on the reverse

50 x 80.5 cm (19 5/8 x 31 3/4 in.)

Executed in 1957.