TITLE: Living in a Dream: Great Residences of the World (1993)

The key word "residences" searched alphabetically in the tool's Relative Index. The only related term found was "Residential buildings" (DDC #643); subheadings were "architecture" (DDC #728) and "home economics" (DDC #643).

The contents of the book include twelve former residences - all now museums and/or public showpieces - such as Windsor Castle, Hearst Castle, The Doge's Palace, The Royal Palace of Stockholm, etc. Searched "castles"; included subheading "architecture" with DDC #728.8. Searched "palaces"; included subheading "domestic architecture" with DDC #728.8.

DDC #643 contains the heading "Housing and household equipment" with the following explanation:

Works for owner-occupants or renters covering activities of members of household.

Including selecting, renting, buying, burglarproofing homes, renovation, improvement, remodeling; specific areas and their equipment, e.g., kitchens; appliances and installations; interdisciplinary works on houses.

DDC #728 contains the heading "Residential and related buildings" with the explanation "class here domestic architecture, conventional housing." The subdivision .8 - "Large and elaborate private dwellings" - includes the following explanation:

Examples: castles, chateaux, palaces, villas.

Including comprehensive works on architecture of castles.

Class castles as military structures, palaces of rulers in 725.

DDC #725 - "Public structures" - is qualified as follows:

Not used primarily for religious, educational, research, residential purposes.

Examples: concert halls, civic centers, factories, hospitals, monuments, office buildings, opera houses, railroad stations, restaurants, shopping malls, stores, theaters, brideges, towers.

Class engineering of forts and fortresses in 623, of bridges in 624; comprehensive works on castles in 728.8; memorial buildings for a specific purpose with the purpose, e.g., memorial library buildings 727.

The best choice appears to be a toss-up between 725 - which focuses on the public use of various tpes of structures - and 728.8 which emphasizes the large scale aspect of residential structures. CIP data cites DDC #725.17 (dc20).