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GSA Foundation

 

The Penrose Circle is the GSA Foundation’s most prestigious membership, reserved exclusively for those who donate $500 or more to help fund the Foundation’s work. All members of the Penrose Circle are invited to the prestigious Senior Fellows Reception at the GSA Annual Meeting.

 

 

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LIMITED TIME OFFER!

Receive GSA GeoTales Volumes I, II or III with your donation of $50. For all 3 volumes donate $150 or more.

securesm1citem10Make an Online Donation Now

 

1 Type in amount to donate:

$500 or higher donation to be a Penrose Circle Member

Donation Amount arrowsblgryellow1a1a $

 

2 Select fund to donate to:

* = Research Grants Funds

** = Other Restricted Funds

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3 Click Continue:

 

 

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Your contribution is tax deductible in the U.S.

The GSA Foundation is a 501(c)(3) not-for-profit corporation with a tax ID# 74-215-6871.

 

Greyglassarrowcircle1bOTHER WAYS TO GIVE click here.

Or send us a note and we will contact you

 

Greyglassarrowcircle1Donate by fax or mail - click here

 

Greyglassarrowcircle1aDonate by phone:

Please call us at (800) 472-1988 x 1054

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gsaf@geosociety.org item2a(800) 472-1988 x 1054item2bGSAF - P.O. Box 9140 - Boulder, CO 80301

supporting geology
supporting earthsciences

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