We generally delete anything when it's not needed. However, if the deleting action is mistakenly carried out or if we suddenly need the deleted item the situation becomes really tricky. The situation turns out to be same when we delete a Facebook page and later find out that we need to have a look at it urgently. Let us find out the ways of getting back the deleted Facebook pages.
The first thing you should do is checking the Internet archive. The link to follow for this is: www(dot)archive(dot)org. This is a website that retains previous copies of various websites or the cached pages.
Another way of carrying out the recovery procedure is checking Google's cache. This can be done by performing a search of the string: Facebook.com "Your Name" on Google. Check the cached links provided under the results to see the copies saved by Google. Perform the search in similar manner on other premium search engines like Bing, Yahoo etc.
However, you may not be lucky enough to find results by entering the above mentioned string on the search engine. In such a situation, try with other strings. Experimenting with other related strings may give you the result you are searching for. Some other strings you may try are: your initials, only the first name of yours, only your middle name, only your surname (all in place of "your name"). You may also try by listing your keywords without using quotation marks. The quotation marks are for instructing the search engines to find the exact words between them in the given order. If you don't use them, the search result will be more detailed.
These are ways that may help you to get back your Facebook pages, but they also may not turn out to be successful. It is better two think twice before actually deleting a page on Facebook.