Buck Rogers in the 25th Century. TV SHOW Clapperboard Slate Board. The board is dated from 1/26/1981. This is a set used slate board with all the tape attached in excellent condition. This item is in the category "Entertainment Memorabilia\Movie Memorabilia\Props\Originals". The seller is "movieheaven1968" and is located in this country: US. This item can be shipped to United States.