A subject-specific encyclopedia (or encyclopedic set) is a single (or multi-volume) reference work that provides background information on a more specialized discipline.
Full-text articles from multi-volume encyclopedias, biographical collections, business plan handbooks, company history compilations, consumer health references, and specialized reference sources. Most subjects are covered.
The Plumbing Encyclopaedia has been written in encyclopaedic form to enable the student, plumber and heating engineer to find accurate information on specific aspects of their craft quickly. The book includes entries and definitions for over 2300 terms, components, techniques and working practices, clearly explaining the terminology used by plumbers.
Plumbing Encyclopaedia, 4th ed. by