| Level | Item |
| Ref No | OBS/10/4/5 |
| Title | Observer Colour Magazine net advertising revenue |
| Date | 9 January 1983 - 28 December 1986 |
| Extent | 1 file |
| Creator Name | The Observer Limited |
| Description | Completed forms showing net revenue from colour and mono advertising in the Observer Colour Magazine. |
| System Of Arrangement | Chronological |
| Access Status | Open |