E.mail message from Robert W. Herdt to Klaus Lampe, 1989 January 24 - Digital Library Listing - The Rockefeller Foundation: A Digital History
The Best Desk Lamps | Reviews by Wirecutter
Progress Lighting P5050-0930K9 at Lavish Showroom Ardmore Bath Showroom serving the Main Line and Philadelphia suburbs. Traditional - Main-Line-Suburban-Philadelphia
Pendel, Eform - dba.dk - Køb og Salg af Nyt og Brugt
Tumbler Lighting - Urbidermis Outdoor Lighting
The Allure Effect ® (@Allureeffect) / Twitter
Ambit Rail Lamp | Made of hand painted aluminum
Wilhelm Wagenfeld, Carl Jakob Jucker. Table lamp. 1923–1924 | MoMA