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_name_73 ( issue_price INTEGER, special_notes VARCHAR, mintage VARCHAR )

### Question ###
What is the average issue price with from Toronto maple leafs gift set, and a Mintage of 3527?

### Accurate SQL ###

SELECT AVG(issue_price) FROM table_name_73 WHERE special_notes = "from toronto maple leafs gift set" AND mintage = "3527"