Did you know that you can register with The National Library of Scotland to access a wide range of licensed digital collections? Provided your main address is in Scotland you can use many of these digital collections from any computer meaning you do not have to make a special trip to the NLS in Edinburgh.
You can use these digital collections to do subject searches.
So for anyone interested in the EU and the referendum, for example, three resources could be of interest:
So if you live in Scotland , why not register for free and have a browse?