Here is a site for those of you who want to do some serious Scottish research. It gives of transcriptions of mostly 1700's Scottish tax rolls on a variety of things: property, windows, horses, etc.
The landing page gives you the name of the tax. Click on that and you will see a list of the titles of the appropriate volumes with a short description of the contents. Click on the volume of choice and your will be taken to a page where you can read the transcription of the volume contents. There is a search box in the top right of the volume page.
This website--ScotlandsPlaces.gov.uk-- is a rich resource and tax roll are only a small part of what it offers. Explore the tabs at the top of the landing pages before you leave the site.