Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_17242 ( "Date of Issue" text, "Theme" text, "Denomination" text, "Design" text, "Illustration" text, "Printing Process" text, "Paper Type" text, "First Day Cover Cancellation" text )

### Question ###
What was the first day cover cancellation for the University of Saskatchewan themed stamp?

### Accurate SQL ###

SELECT "First Day Cover Cancellation" FROM table_17242 WHERE "Theme" = 'University of Saskatchewan'