Antiques Roadshow

Who Knew?! | Hand-Signed vs. Machine-Stamped Baseballs

Clip: Season 24 | 2m 57s Video has closed captioning.

Learn the difference between a hand-signed and stamped baseball from expert Leila Dunbar in an all-new “Who Knew?!” segment!

Aired: 06/01/20

Rating: TV-G

Problems Playing Video? | Closed Captioning

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1970 Robert Smithson Spiral Jetty Plans

Owner Interview

1970 Robert Smithson Spiral Jetty Plans

Hear the owner speak more about the personal significance of the Spiral Jetty plans.

Watch the Interview