1. FLIP ON THE FLIP-SIDE CAN YOU IDENTIFY THE COUNTRY AND STAMP BACK BY ONLY SEEING THE BACK SIDE?

2. Number One:

3. Number One Flipped: Spain #277 w/ control number

4. Number Two

5. Number Two Flipped: Queensland #102 w/ moiré pattern

6. Number Three:

7. Number Three Flipped: Brazil #516 w/green control lines

8. Number Four

9. Number Four Flipped: Sweden #45 w/ post horn

10. Number Five

11. Number Five Flipped: New Zealand #61 w/ “adon”

12. A Little Collection:

13. Number Six:

14. Number Six Flipped: Latvia #2 on back of military map

15. An Even Smaller Collection:

16. Number Seven

17. Number Seven Flipped: Latvia #67 on back of bank note

18. Number Eight

19. Number Eight Flipped: Hungary # 382 with post office perfin

20. Number Nine

21. Number Nine Flipped Spanish Morocco #198 w/ ‘zona’

22. Number 10 ‘Control # Trifecta’

23. Number 10 Flipped Sweden #2094 Switzerland #330 Germany #829

24. Number 11—What happened?

25. Number 11 Flipped France #245 with strong off-set print

26. French & Australian Babyfood Ads

27. Number Twelve

28. Number 12 Flipped Russia #107 and 113 inscribed: “Having circulation on par with silver subsidiary coins”