16 of them were.
The USPS issued a special 20-stamp sheet of "Insects and Spiders" in 1999. The stamps were at the new first class rate of 33 cents and included 16 insects and 4 spiders (corner stamps).
The illustrated spiders:
1. Black Widow Spider
4. Yellow Garden Spider
17. Spinybacked Spider
20. Jumping Spider
The illustrated insects:
2. Elderberry Longhorn (beetle)
3. Lady Beetle (ladybug)
5. Dogbane Beetle
6. Flower Fly
7. Assassin Bug
8. Ebony Jewelwing
9. Velvet Ant
10. Monarch Caterpillar (larva)
11. Monarch Butterfly
12. Eastern Hercules Beetle
13. Bombardier Beetle
14. Dung Beetle
15. Spotted Water Beetle
16. True Katydid
18. Periodical Cicada
19. Scorpion Fly
(see related image link)
33 cents.
33 cents
The price of a US First Class Stamp at the start of 1999 was 32 cents. It was good for one ounce of First Class Postage. It went up to 33 cents on January 10th.
Cost of a postage stamp was dependent on the face value of the stamp. The most common rate stamp is for First Class Mail. In the United States 2000 that was 33 cents for the first ounce.
The first class postage rate was 42 cents in 1999. It went up to 44 cents on May 11th.
The postage rate in the US in 2000 was 33 cents. It was raised from 32 cents in 1999. It went to 34 cents in 2001.
The first class postage rate was 32 cents at the start of 1999. On January 10th it went up to 33 cents.
The postage rate in 1998 was 32 cents. It was raised from 29 cents in 1995. It went to 33 cents in 1999.
Depends on when during 1999, but for most of the year US First Class postage was 33 cents. The postage rate went from 32 to 33 cents on the 10th of January of 1999. It went to 34 cents in January of 2001.
The postage rate in 2000 was 33 cents. It was raised from 32 cents in 1999. It went to 34 cents in 2001.
{| |- | First Class postage in 1996 was 32 cents for the first ounce. This rate was valid through January 1999. At that point it went up to 33 cents. |}
{| |- | First Class postage in 1998 was 32 cents for the first ounce. This rate was valid through January 1999. At that point it went up to 33 cents. |}