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Category page · Period
when · when/historical-periods/century-and-era-ranges/late-twentieth-century
Late Twentieth Century is a reusable chronological classification under Century and Era Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Theme
themes · themes/urban-architecture-and-infrastructure/urban-renewal
Urban Renewal is a reusable interpretive theme under Urban Architecture and Infrastructure. Use it when the idea, cultural practice, visual convention, or social context is central to why the record matters. It should connect records across entities without turning named people, places, works, organizations, publications, or events into categories.
Category page · Period
when · when/historical-periods/century-and-era-ranges/mid-century-modern-period
Mid-Century Modern Period is a reusable chronological classification under Century and Era Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Period
when · when/historical-periods/century-and-era-ranges/postwar-decades
Postwar Decades is a reusable chronological classification under Century and Era Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Period
when · when/historical-periods/century-and-era-ranges/world-war-era
World War Era is a reusable chronological classification under Century and Era Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Theme
themes · themes/urban-architecture-and-infrastructure/industrial-modernization
Industrial Modernization is a reusable interpretive theme under Urban Architecture and Infrastructure. Use it when the idea, cultural practice, visual convention, or social context is central to why the record matters. It should connect records across entities without turning named people, places, works, organizations, publications, or events into categories.
Category page · Period
when · when/historical-periods/century-and-era-ranges/interwar-period
Interwar Period is a reusable chronological classification under Century and Era Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Period
when · when/historical-periods/century-and-era-ranges/early-twentieth-century
Early Twentieth Century is a reusable chronological classification under Century and Era Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Period
when · when/historical-periods/century-and-era-ranges/turn-of-the-twentieth-century
Turn of the Twentieth Century is a reusable chronological classification under Century and Era Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Period
when · when/historical-periods/century-and-era-ranges/late-nineteenth-century
Late Nineteenth Century is a reusable chronological classification under Century and Era Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Period
when · when/historical-periods/century-and-era-ranges/mid-nineteenth-century
Mid Nineteenth Century is a reusable chronological classification under Century and Era Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Period
when · when/historical-periods/century-and-era-ranges/early-nineteenth-century
Early Nineteenth Century is a reusable chronological classification under Century and Era Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Period
when · when/historical-periods/century-and-era-ranges/nineteenth-century
Nineteenth Century is a reusable chronological classification under Century and Era Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Theme
themes · themes/labor-economy-and-trade/agricultural-supply-chains
Agricultural Supply Chains is a reusable interpretive theme under Labor, Economy, and Trade. Use it when the idea, cultural practice, visual convention, or social context is central to why the record matters. It should connect records across entities without turning named people, places, works, organizations, publications, or events into categories.
Category page · Period
when · when/historical-periods/century-and-era-ranges/eighteenth-century
Eighteenth Century is a reusable chronological classification under Century and Era Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Period
when · when/historical-periods/extended-decade-ranges/2020s
2020s is a reusable chronological classification under Extended Decade Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Period
when · when/historical-periods/extended-decade-ranges/2010s
2010s is a reusable chronological classification under Extended Decade Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Theme
themes · themes/labor-economy-and-trade/brand-circulation
Brand Circulation is a reusable interpretive theme under Labor, Economy, and Trade. Use it when the idea, cultural practice, visual convention, or social context is central to why the record matters. It should connect records across entities without turning named people, places, works, organizations, publications, or events into categories.
Category page · Period
when · when/historical-periods/extended-decade-ranges/2000s
2000s is a reusable chronological classification under Extended Decade Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Period
when · when/historical-periods/extended-decade-ranges/1890s
1890s is a reusable chronological classification under Extended Decade Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Period
when · when/historical-periods/extended-decade-ranges/1880s
1880s is a reusable chronological classification under Extended Decade Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Theme
themes · themes/labor-economy-and-trade/banking-and-credit-culture
Banking and Credit Culture is a reusable interpretive theme under Labor, Economy, and Trade. Use it when the idea, cultural practice, visual convention, or social context is central to why the record matters. It should connect records across entities without turning named people, places, works, organizations, publications, or events into categories.
Category page · Period
when · when/historical-periods/extended-decade-ranges/1870s
1870s is a reusable chronological classification under Extended Decade Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.
Category page · Period
when · when/historical-periods/extended-decade-ranges/1860s
1860s is a reusable chronological classification under Extended Decade Ranges. Use it when the asset, entity, collection, or region can be dated or interpreted through this broad period, range, season, or date-confidence lens. It should support browsing and filtering without replacing exact dates or named historical events.