Story of the history of the workers' movement in the saltpeter offices of northern Chile. The voices of the workers are heard, with images of the mining sites.
| Release Date | March 13, 1971 | |
|---|---|---|
| Status | Released | |
| Original Title | Crónica del salitre | |
| Runtime | 9min | |
| Budget | — | |
| Revenue | — | |
| Language | Spanish | |
| Original Language | Spanish | |
| Production Countries | Chile | |
| Production Companies | Chilefilms | |