Shell Central Heating - 1976 Advert

Publication date, where known, will be shown in the title. It is not a photocopy or modern reproduction.

The squares behind the image are in centimetres to give you an idea of size.
 Unrelated content on the reverse.

 This item is over 49 years old and may show signs of age and use.

The watermark will not be on the actual item.
The item will be sent (flat and unfolded) in cellophane a boarded 'Do Not Bend' envelope.