This film is one of a series on Plant Supervisors' Problems. Based on material furnished by the Education and Training Department of the Aluminum Company of America.
| Release Date | January 1, 1959 | |
|---|---|---|
| Status | Released | |
| Original Title | The Hidden Grievance | |
| Runtime | 6min | |
| Budget | — | |
| Revenue | — | |
| Language | English | |
| Original Language | English | |
| Production Countries | United States of America | |
| Production Companies | McGraw-Hill Text-FilmsThe Calvin Company | |