Postage Stamp for Pluto Discoverer Clyde Tombaugh

Astronomer Clyde W. Tombaugh discovered the planet Pluto on February 18, 1930. He was just 24 years old. Pluto was the only planet discovered in the twentieth century and the only one found by an Amer... continue reading »

1,000 signatures Goal: 5,000
All Signatures (1,000 total)
1.
Heather Bates 20 February 2016
2.
Michael R 10 February 2016
3.
Ronney S 8 February 2016
4.
Ritchie P 6 February 2016

"For Bean... City and State Monrovia,CA"

5.
Matt V 28 January 2016
6.
Renee P 27 January 2016
7.
Monique R 21 January 2016
8.
Omar Salas 7 January 2016
9.
Melissa Daniel 13 December 2015
10.
J Camacho 13 December 2015

"BEAN; I WANT YOU NOW"

11.
Christina H 25 November 2015

"YAY PLUTO! City and State SEAL BEACH, CA"

12.
Ethan B 23 November 2015

"В City and State Cypress, CA"

13.
Darren M 19 November 2015

"viva la me City and State los angeles, CA"

14.
Tiffiny W 15 November 2015

"Give Clyde Tombaugh a stamp! City and State Los Angeles, CA"

15.
Michael P 21 October 2015

"В City and State В"

16.
Raquel T 13 October 2015
17.
Genevieve M 4 October 2015
18.
F B 25 September 2015

"You Suck!"

19.
Abbey W 24 September 2015
20.
Hrant M 13 September 2015
21.
Kat S 10 September 2015
22.
Shradha G 3 September 2015

"В City and State В"

23.
Randy Lj 31 August 2015
24.
Ryan L 25 August 2015
25.
Kolina K 25 August 2015

"В City and State Los angeles, CA"

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