Previous versions of a Website
The wayback machine at http://www.archive.org allows previous versions of websites to be browsed so that the history of a site may be viewed. This can allow you to get a feeling for how it has developed. It also allows or will allow changes in thought or policy to be observed by looking at a website at different points in time. You should, however, be aware that this site is by no means comprehensive. It is possible for website publishers to opt not to be archived. Also there is a limit to the amount of storage for the past websites.
In a complex search, it is likely that the results of the reference enquiry will consist of a list of websites. This differs from a simpler search which might only consist of information which you extract from a website.
Since the client will have to browse the resulting sites, some further points have to be considered as to the suitability of the websites.
Let's look now at Clarity of presentation ...
