An exposition, by means of diagrams and models, of the working principles of the compression ignition or oil engine.
| Release Date | January 1, 1939 | |
|---|---|---|
| Status | Released | |
| Original Title | First Principles of the Compression Ignition Engine | |
| Runtime | 4min | |
| Budget | — | |
| Revenue | — | |
| Language | English | |
| Original Language | English | |
| Production Countries | United Kingdom | |
| Production Companies | Shell Film Unit | |