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The time capsule is a metal container measuring 5.5 by 7.5 by 1.5 inches (140 mm × 191 mm × 38 mm), and weighing about 10 pounds (4.5 kg). It was first removed from its location in 1855, at which time its contents were cleaned and documented. Additional items were added to it at that time, and it was resealed in place. The capsule was again ...
This is a list of time capsules. The register of The International Time Capsule Society estimates there are between 10,000 and 15,000 time capsules worldwide. [1] An estimated 95% of time capsules are lost track of by the fifth anniversary of their burial. [2] An active list of time capsules is maintained by the NotForgotten Digital ...
It is widely debated when time capsules were first used, but the concept is fairly simple, and the idea and first use of time capsules could be much older than is currently documented. [2] The term "time capsule" appears to be a relatively recent coinage dating from 1938. [3] In Poland a time capsule dating to 1726 has been found. [4]
Time Capsule I weighs about 800 pounds (360 kg), while Time Capsule II weighs about 400 pounds (180 kg). [5] Time Capsule I was made of a non-ferrous alloy called Cupaloy, created especially for this project. [6] Designed to resist corrosion for 5,000 years, the alloy was made of 99.4% copper, 0.5% chromium, and 0.1% silver. [7]
The International Time Capsule Society (ITCS) is an organization devoted to the subject of time capsules. Founded in 1990 at Oglethorpe University in Brookhaven, Georgia, United States (following the lead of a precursor group established in 1937), the ITCS tracks the creation and status of time capsules in countries around the world. [1] [2] [3 ...
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