Across
- 3. Winning hand in blackjack (and number of Grandma's grandkids) (9)
- 5. St. Louis philanthropist & major benefactor to Washington University (and the company that first employed Grandma) (7)
- 7. Come to the rescue (and last word of Grandma's grade school) (4)
- 8. Ancient city on the Appian Way (and Grandma & Pop's parish) (6)
- 9. Unknown and unexplained event (and Grandma's favorite book genre) (7)
- 14. Small fruits often used for oil (and what was produced by one of Grandma's employers) (6)
- 15. Institution for higher education (and a street the Potts family lived on) (7)
- 16. Popular candy covered in a hard shell (and the only way to decorate cookies) (6)
- 17. Pasta in the shape of tubes (and the crowd-pleasing recipe Grandma is known for) (8)
Down
- 1. Procession of people and vehicles (and the best way to celebrate July 4th) (6)
- 2. Perfect score in gymnastics (and number of Grandma's siblings) (3)
- 3. Greek feminine name made famous by a 1st-century Christian martyr (and one of the cross streets of Grandma's high school) (6)
- 4. City in Missouri known for its flowers (and Grandma & Pop's long-time home) (10)
- 6. Without light (and Grandma's favorite type of chocolate) (5)
- 7. Tools and equipment used in construction (and the store Grandma & Pop lived above in their first house together) (9)
- 9. Sounds of notes and rhythms (and what played after recess for Grandma & her classmates to march to) (5)
- 10. Deadly sins or dwarfs (and number of Grandma's kids) (5)
- 11. Woody perennial plant (and what Grandma painted in the front yard so it didn't look sad) (4)
- 12. Decorative needlework (and a hobby of Grandma's) (10)
- 13. Average name (and the first name of the cute Cardinals catcher Grandma liked growing up) (3)