Mark Tobey (American, 1890-1976)

Mark Tobey (American, 1890-1976)
After Harvest, 1970; Summer Breeze (green), 1970; Apparuit, 1971; They've come Black II, 1971-75
signed, dated and numbered '2/75 Tobey 1970'; '1/75 Tobey 1970'; '38/75 Tobey 1971'; '3/96 Tobey' in pencil (lower margin)
lithograph, unframed
533 x 433 mm.; 533 x 433 mm.; 600 x 430 mm.; 600 x 430 mm. (4)