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An awesome RDTN.org thank you card screen printed in Portland.
It's a way to bring creative projects to life.
We'll give you a shout out in the Thank You section of our site!
We'll give you a shout out in the Thank You section of our site and link back to your website or Twitter handle. (These links need to be non-commercial, please).
Limited edition RDTN.org poster and thank you card.
All of the above AND your name on a sensor in Japan.
All of the above AND a super-awesome limited-edition Safecast t-shirt.
All of the above AND a picture of your sensor in action.
All of the above AND your very own radiation detection sensor.
Apr 7, 2011 - May 7, 2011