Supplement IV to the list of glass photograms containing "Greenland Glaciers", photographs by Prof.Dr. Erich von Drygalski, "Electrical Engineering and Gas Technology", Descriptive Natural Sciences, "Country and Ethnology", e.g. East Africa, Southwest Africa, China, Japan, etc. etc. etc. Add to clipboard * III.2 09207 * III.2 - 09207 * l. Num.: 09207 File 1908 [] Part of Stiftung Deutsches Technikmuseum Berlin, Historical Archive In: Stiftung Deutsches Technikmuseum Berlin, Historical Archive >> III. special collections >> III.2 - Company fonts
* Material and correspondence on shortwave, radiotelephony and German colonial radio * 1 Add to clipboard * I.4.048 187 * I.4.048 - 187 File 1907 - 1976 Part of Stiftung Deutsches Technikmuseum Berlin, Historical Archive In: Stiftung Deutsches Technikmuseum Berlin, Historical Archive >> I.4 Discounts >> I.4.128 - Slg. Neal O'Connor >> I.4.048 - NL Gerhart Goebel >> 2. radio >> 2.5 Broadcasting history
