Mercury and Argus

Mat: 15 15/16 in x 22 in; 40.5 cm x 55.9 cm; Sheet: 6 5/8 in x 9 in; 16.8 cm x 22.9 cm; Image: 6 1/8 in x 8 7/16 in; 15.6 cm x 21.4 cm