This list is not intended to be comprehensive, but it will serve as a good starting point for those seeking hard to find media or doing film-related research.
MIT Libraries Film Studies Subject Guide Local resource for scholarly film research and writing.
Academic Video Online Streaming video service with documentary, instructional, and feature films from producers such as BBC, Documentary Educational Resources (DER), Icarus, PBS, and Sony Pictures Classics.
Kanopy Streaming video service with documentary and feature films from producers such as Criterion, Documentary Educational Resources, New Day Films, Media Education, California Newsreel, PBS and others.
Society for Cinema and Media Studies Interested in the world of film studies beyond MIT? This is the largest professional organization of film and media scholars in the US.