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 tongue depressors and a tool that vibrancy and has a hard metal tip that is much more easily controlled. it s good for getting the mortar separated from the lead. reporter: finally, late this afternoon, the time capsule was unlocked. [ cheers and applause ] inside, three books, a cloth envelope, and single coin. i saw one book that s an almanac from 1875. there was another book, i saw the word love on it and the author, berg win. i ll have the historians take a look at that and figure out why