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

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All Signatures (1,000 total)

676.

Matthew P 28 August 2005

"В City and State La Mirada, CA"

677.

Christi H 20 August 2005

"He was pretty cool City and State Santa Monica, CA"

678.

Caryn V 19 August 2005

679.

Jacob S 16 August 2005

680.

Jeff S 10 August 2005

681.

Andrea H 5 August 2005

682.

Janelle D 5 August 2005

683.

Eric G 2 August 2005

684.

Dustin Cr 27 July 2005

685.

Aaron S 26 July 2005

686.

Christine Barnett 17 July 2005

"К City and State Anaheim, CA"

687.

Michele R 11 July 2005

688.

Jennifer O 8 July 2005

689.

Jordan Jacobs 4 July 2005

"Here's for bean!"

690.

Tony S 23 June 2005

691.

Jay P 14 June 2005

692.

Martha G 8 June 2005

693.

Noe S 8 June 2005

694.

Lori Jd 4 June 2005

695.

Aaron K 30 May 2005

696.

Georgette Mt 30 May 2005

"Honor the man's greatness, already! City and State San Fernando, CA"

697.

Nathan W 22 May 2005

698.

Amanda A 17 May 2005

699.

Michael F 16 May 2005

"Give The Man A Stamp !!! City and State Aliso Viejo, CA."

700.

Paul A 13 May 2005

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