CNN Early Start With Christine Romans and Laura Jarrett December 23, 2021 10:47:00
As described in the richmond dispatch back in 1887. the list of articles in the copper box was said to include dozens of items, including a battle flag, compass, 12 copper coins, even a picture of former president lincoln lying in his coffin. but it turns out this capsule was made of lead, heavily corroded, and partly covered in mortar. the box itself is an artifact, so they had to take care to preserve that, too, using tiny spatulas, tongue depressors and -- >> a very controlled tool that vibrates and has a hard metal tip that is much more easily controlled. it's good for getting the mortar s...
Source: archive.org