The Prelinger Archives preserve history via films for future reference. You’ll find old commercials, banned material, old home videos, public service announcements, old news reels, educational material, all sorts of stuff…and it’s all royalty free.
"Rick Prelinger and The Internet Archive hereby offer public domain films from Prelinger Archives to all for free downloading and reuse.
You are warmly encouraged to download, use and reproduce these films in whole or in part, in any medium or market throughout the world. You are also warmly encouraged to share, exchange, redistribute, transfer and copy these films, and especially encouraged to do so for free."