1959 TESTS FOR COLOUR-BLINDNESS SIGNED BY S. ISHIHARA COLOR BLINDNESS 12 PLATES ON Car Cross (later Carcross) is

Car Cross (later Carcross) is a nickname for Caribou Crossing

Bumstead's editorial work makes Hunter's original observations accessible to a 19th-century American readership

including references to engines

on a U-shaped base

Can be seen in last picture

1959 TESTS FOR COLOUR-BLINDNESS SIGNED BY S. ISHIHARA COLOR BLINDNESS 12 PLATES ON Car Cross (later Carcross) is1959 Tests For Color Blindness S. Ishihara Signed by the Author. "11th Reduced Edition" with 12 color inserted, fold out plates. This is the earlier style edition with removable color plates inserted in slotted pages. (Later editions had bound in plates.) Hardcover, cloth, about 8 inches by 6 inches. Very nice edition. Some wear to cover, otherwise in outstanding condition. Signed by the author in blue fountain pen "S. Ishihara" on the edition label