Think vegetarianism is something new? Think again.

An Eden napkin advert, circa 1905 (Ernest Bell Library)Ad advert from the April 1903 edition of Good Health magazine (Happycow.net)

As far back as 1897 one enterprising Irishman was serving up meat-free meals at his Jamaica Street restaurant - The Eden.

The owner, Leonard McCaughey, ran one of the UK's first vegetarian chains, with outlets in Belfast, Dublin, Glasgow and Leeds. His Dublin outlet, The College Vegetarian Restaurant, even gets a mention in James Joyce’s book Ulysses.

This tissue-paper ‘ad’ for his Glasgow restaurant – circa 1905 – was found hidden away between the pages of a book in a junk shop.

In an ironic twist of fate, the address, 6 Jamaica Street, is now home to a branch of MacDonald's...