Sin dejar rastros is a 1918 Argentine animated feature film. It was written and directed by Quirino Cristiani

Quirino Cristiani

Quirino Cristiani was an Argentine animation director and cartoonist, responsible for the world's first two animated feature films as well as the first animated feature film with sound, even though the only copies of these two films were lost in a fire...

. The plot revolved around the recent incident involving the German commander Baron von Luxburg who sank an Argentine ship intending to frame the Entente

Allies of World War I

The Entente Powers were the countries at war with the Central Powers during World War I. The members of the Triple Entente were the United Kingdom, France, and the Russian Empire; Italy entered the war on their side in 1915...

 for the act. Reports from survivors helped everyone to realize what had truly happened.

The film was not as successful as Cristiani's previous film, El Apóstol

El Apóstol

El Apóstol was a 1917 Argentine animated film utilizing cutout animation, and the world's first animated feature film...

from 1917, since Sin dejar rastros was confiscated by the Ministry of Foreign Affairs by order of President Hipólito Yrigoyen

Hipólito Yrigoyen

Juan Hipólito del Sagrado Corazón de Jesús Irigoyen Alem was twice President of Argentina . His activism became the prime impetus behind the obtainment of universal suffrage in Argentina in 1912...

. It is unknown if any copies of the film exist, and is considered a lost film

Lost film

A lost film is a feature film or short film that is no longer known to exist in studio archives, private collections or public archives such as the Library of Congress, where at least one copy of all American films are deposited and catalogued for copyright reasons...

.