Fun Firsts!

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Across
  1. 3. DC Comics issue number that Batman first appeared in
  2. 5. The first (American) woman in space
  3. 7. Title of Season 1 Episode 1 of the 1987 TMNT show
  4. 8. The first Colleen Hoover book to hit bestseller lists
  5. 10. The first college class Cecelia ever attended was _____
  6. 12. The first step of the Heimlich maneuver is to ask this question
Down
  1. 1. So-called "french" fries first originated from _____
  2. 2. The first pride parades in the United States took place one year after the historic ____
  3. 4. One of the first famous dogs named London in history was a German Shepard who was owned by a ____ ___ player and U.S. army vet who was stationed in the city during his service
  4. 6. Cookies were first invented by ____
  5. 9. The first woman to attend college in the United States went to ____ College in Macon, Georgia
  6. 11. One of the first examples of a working service dog in history are the volcanic remains of a guide dog and his handler in the ruins of ____
  7. 13. Though not number one, this was ranked as the twenty-seventh most popular dog name in 2020