Subject added entry in which the entry element is a geographic name. Do not use for jurisdiction names, which would be 610, nor for geographical names in phrases, which would be 650.
indicators: 1st # no information provided
2nd 0 LC Subject heading
subfields: $$a – Geographic name
$$v - Form subdivision
$$x - General subdivision
$$y - Chronological subdivision
$$z - Geographic subdivision
punctuation: end with a full point or closing parenthesis.
$$a Geographic name
This subfield is used to enter the geographic name subject. Parenthetical qualifying information is not separately subfield coded.
$v Form subdivision
This subfield designates the form/genre of the material which contains the information concerning the subject added entry. Use $$v only when the item cataloged falls into the genre category, not something that is about the genre. Use $$x to indicate items related to the named entry that are about the form/genre. Subfield $$v is the generally the final subdivision.
$$x General subdivision
This subfield is for terms not better placed in the form/genre, chronological, or geographical subdivision.
$$y Chronological subdivision
This subfield is for a subject subdivision representing a period of time. It should be entered at the end of the subject subdivisions.
$$z Geographic subdivision
This subfield is for a subject subdivision representing a geographic location. It should be entered after the $$a. Do not use if also using a $$x.
651 _0 $$a Chelsea (London, England)
651 _0 $$a Uruguay $$x History $$y Great War, 1843-1852.
651 _0 $$a United States $$z Massachusetts $$y 1996.