CREATE TABLE table_57512 ("Date of Issue" CLOB, "Theme" CLOB, "Design" CLOB, "Illustration" CLOB, "Paper Type" CLOB, "First Day Cover Cancellation" CLOB)

What is the Illustration with a Design of tim nokes, and a First Day Cover Cancellation with calgary, alberta?
SELECT "Illustration" FROM table_57512 WHERE "Design" = 'tim nokes' AND "First Day Cover Cancellation" = 'calgary, alberta'
SELECT "Illustration" FROM "table_57512" WHERE "Design" = 'tim nokes' AND "First Day Cover Cancellation" = 'calgary, alberta'