Everyone knows that petroleum comes out of the earth, but the question is how did it get there, and what is it made of? The answer to these questions are given simply and accurately in this animated programme.
| Release Date | July 15, 1950 | |
|---|---|---|
| Status | Released | |
| Original Title | As Old as the Hills | |
| Runtime | 11min | |
| Budget | — | |
| Revenue | — | |
| Language | English | |
| Original Language | English | |
| Production Countries | United Kingdom | |
| Production Companies | Halas and Batchelor Cartoon Films | |