Douglas Gunn Sharp, founder of Edinburgh 's Innis & Gunn brewery, will open his precious bottle of Allsopp's Arctic Ale - after splashing out £3,000 for it.
When rolled on a moist clay tablet, these engravings left low-relief markings, signifying that the object's owner authorized ...
They turned natural materials into tools, medicines, and systems that quietly underpin much of today's technology and culture ...