are the guest for the ninety-ninth edition of the GeoGearHeads to talk about 3D Printing and Geocaching. They've set-up a little business printing 3D Cache containers as well as signature and trackable items under the name . We also heard from and (with his ) about how they've been spreading the word on the GeoGearHeads shows. The live video session from this Google+ Hangout On Air can be found on .
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