Clare Leighton, American, 1898 to 1989, wood engraving entitled Dog Tooth Violet. Singed in pencil lower right. Numbered 11 of 50. Mounted to a paper sheet. Clare Marie Veronica Leighton, akaClara Ellaline Hope Leighton or Clare Veronica Hope Leighton, was an artist, writer and illustrator, best known for her wood engravings. Mid Century American Prints For Collectors.