What type of outdoor lighting is best?

The Carrera marble base has very slight, barely noticeable yellowing. Telescoping arm shows signs of light oxidation, but operates well. The polished and coated/sealed aluminum shade shows light scuffs and scratches. Wiring is original. Lamp works as it should. In very good shape for being ~70 years old. This lamp is not signed. I'm guessing the manufacturer's sticker label dried out and fell off. Typically, the labels were adhered to the ceramic bulb socket, which would heat up and dry out the glue. Also notice the small hole perforated diffuser, on which the polished aluminum shade rests and pivots, is unusual. Many lamps have the larger holes found on the more recently made examples. The small holes diffuser is found on the vintage Flos Arco...

Italian mid-century modern iconic floor lamp Arco by Achille and Piergiacomo Castiglioni for Flos, 1960s Floor lamp mod. Arco wit direct light, with adjustable and height-adjustable ...

Italian modern Carrara marble and metal Arco floor lamp by Castiglioni Brothers, for Flos, 1962. Arco model floor lamp with direct light, with base in white Carrara marble and telesc...

Achille Castiglioni (1918-2002) & Pier Giacomo Castiglioni (1913-1968) Toio A lacquered metal floor lamp. The half spherical bulb vertically supported with an hexagon shaped, nickel-plated brass stem on white enamel steel base supporting a green lacquered transformer. Flos sticker under the base. Produced by Flos, Italy. 1962. Literature Domus n°400, March 1963, p.49 Abitare n°14, March 1963, p.42 Ottagono n°30, September 1973, p.153 Giuliana Gramigna, Repertorio 1950/1980, Arnaldo Mondadori Editore, Milano, 1985, p.188 Sergio Polano, Achille Castiglioni, Pall Mall, 2012, p.192-193. Futurissimo, L’utopie du design italien...

Floor lamp model Toio designed by Achille and Pier Giacomo Castiglioni for Flos in the 1960s. Black lacquered metal base, hexagonal chrome drawn as a stem equipped with fishing rod l...

A beautiful floor lamp, model “Arco”, designed by Achille and Pier Giacomo Castiglioni manufactured by Flos in Italy around 1970. Made of high quality chrome plated metal on a heavy...