March Melies Madness! - Between Calais and Dover (1897)

Between Calais and Dover (aka Entre Calais et Douvres) contains one of the 1st uses of a trademark on-screen in the form of Melies' Star Film company logo, for the purposes of claiming ownership of the work in pre-Copyright days. Also referenced is The Robert-Houdin Theatre, which was owned by Méliès.

In the film, a ship rocks back and forth on turbulent waves, sending its passengers sprawling.

http://www.imdb.com/title/tt0223223/