As well as being a general sea of information, it contains a list of closer friends (the peerage) though no addresses.

Although meant as a parody, a true gentleman must follow this strictly.

A study of my species. One can only laugh at the analysis of the non-U. (Do such people exist?)

As a member of the Queen's English Society, a gentleman must preserve correct usage and scorn those that do not.

There should be no embarrassment to pronounce words in true RP, in the old BBC manner. (This must be bought second hand, preferably signed.)

Another must-have. Highly interesting and useful. All those little things that everyone wants to know. Impress your friends at the club!

A gentleman will have a good grasp of Latin, but may need a dictionary in order to include pithy latin phrases within the context of a pretentious letter.

Of course, we gentlemen are fluent in the internationally aristocratic tongue. But we must keep in touch with the modern lingo. (A German Dictionary is needed too, in case they invade again.)

A gentleman has studied and read much of his country's finest books. This book should, however, brush up his memory.

The same idea for poetry. Perhaps it would be good to cite examples randomly to your wife at breakfast.

It is important to look like a true gentleman. This gives good tips on how to do this.

Which wines to choose at the above restaurant. A bottle should be consumed per day, hence developing genuine conoisseurship (sic).