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[Trading Card: Devil's Waterhole]

Description: Trading card issued as part of the Geocache Challenge program for Inks Lake State Park, depicting a branch or a lake, surrounded by steep rocks on either side. A single person in a kayak is on the water and another group of people is climbing on the rocks in the background. The back of the card contains information about the area.
Date: 2011
Creator: Texas. Parks and Wildlife Department.

Aeroplane

Description: Patent for an aeroplane. This invention does not use any mechanism to maintain the planes equilibrium. Illustration included.
Date: November 5, 1912
Creator: Goebel, Alois