The majority of the films and videos in the Library of Congress are not available for duplication due to copyright and/or donor restrictions...The most accessible collections of archival footage in the Library of Congress available for purchase include The American Memory Films. Over 700 historical films can be viewed online and downloaded at the American Memory website.
NASA still images, audio files, video, and computer files used in the rendition of 3-dimensional models, such as texture maps and polygon data in any format, generally are not copyrighted. You may use this material for educational or informational purposes, including photo collections, textbooks, public exhibits, computer graphical simulations and Internet Web pages.
Multimedia credited to NPS without any copyright symbol are public domain. Multimedia credited with a copyright symbol (indicating that the creator may maintain rights to the work) or credited to any entity other than NPS must not be presumed to be public domain; contact the host park or program to ascertain who owns the material.
This library contains digital movies uploaded by Archive users which range from classic full-length films, to daily alternative news broadcasts, to cartoons and concerts. Many of these videos are available for free download.
Prelinger Archives was founded in 1983 by Rick Prelinger in New York City. Over the next twenty years, it grew into a collection of over 60,000 "ephemeral" (advertising, educational, industrial, and amateur) films.