Are these lamps still safe to use with oil?

Most surviving standards have been converted to electricity over the decades to suit modern domestic requirements. Using them with actual paraffin oil requires specialist inspection of the original burner and font for structural integrity. Collectors generally prefer to maintain existing electrical conversions or work with qualified professionals if restoring a piece back to functional oil burning.

How do I clean brass and copper safely?

Dust the metal regularly with a soft dry cloth to prevent the buildup of grime in engraved or chased details. Avoid harsh chemical polishes that strip away the desirable aged patina accumulated over the centuries. Gentle cleaning with a mild soap solution and thorough drying preserves the warm metallic tones without exposing raw brass to rapid re-tarnishing.

How can I tell Victorian from Arts and Crafts examples?

Victorian standards frequently display ornate classical detailing such as fluted columns, Corinthian capitals, and polished shiny finishes. They emphasise historic revival styles and decorative abundance. Arts and Crafts examples favour simpler, unadorned surfaces, visible construction methods, and hammered copper details that highlight honest hand-craftsmanship over classical ornament.