Birdsall, C. (2019). Radio Documents: Broadcasting, Sound Archiving, and the Rise of Radio Studies in Interwar Germany. Technology and Culture, 60(2, Supplement), S96-S128.
Small box of matches emblazoned with the figure of a black man holding a large leaf in a green (natural) background, presumably a plantation. 'Cigarros Cadena' is on the head and foot of this image.
Hinged metal tin used to contain around 100 cigars with wooden-style patterning and a caricature of a young black man smoking a cigar on the top overlapped by the word "Neger", container is decorated by Art Deco bordering and font which writes "Handwerk" on the front, "100" on either side, and "Flor Fina" ('Fine Flower" - In Spanish) on the back.
Cylindrical tin with a stamped design of a black slave kneeling and holding up a plate of fruit. The figure is painted white. Around the edge of the lid is an intricate black and golddesign. The words "Tjoklat - Camée Pastilles" are emblazoned on the tin. The bottom of the tin is slightly worn and is stamped with the words "Tjoklat - Fabriek n.v. Amsterdam."
Small box of matches emblazoned with a lithograph print showing a black figure in front of several palm trees on a beach. The black figure is holding a sickle and has a yoke across his shoulders with water jugs. The words 'The Palmtree' are in a stylised ribbon, with the text in yellow. At the bottom of the image is another navy blue banner with the words "impregnated safety match manufactured in Sweden" in a lighter blue.