Commemorative stamp series - Germany / German Democratic Republic 1972 - 10 Pfennig
Theme: Post & Philately
Country | Germany / German Democratic Republic |
Issue Date | 1972 |
Face Value | 10.00 |
Color | red |
Perforation | K 12 1/2: 13 |
Printing Type | offset |
Stamp Type | Postage stamp |
Item Type | Stamp |
Chronological Issue Number | 1524 |
Chronological Chapter | GER-DDR |
SID | 644858 |
In 29 Wishlists |
Leipzig Autumn Fair 1972 At the Leipzig Autumn Fair in 1972, the Ministry of Posts and Telecommunications of the German Democratic Republic issues two multicolored postage stamps. High quality products of the teaching material industry of the German Democratic Republic The industry exhibition "Interscola" takes place during the Leipzig Autumn Fair. The Interscola 1972 will offer teaching equipment, basic equipment, laboratory equipment, school and kindergarten furniture and general school supplies. These high-quality products of the teaching material industry of the GDR are shown for all educational areas in complete subject-specific classrooms, cabinets and laboratories as well as in product collective stands. 10 penny value "Polylux" daylight writing projector The development of the "Polylux" daylight writing projector has created a modern, audiovisual aid for teaching. It has a large and easily accessible working surface of 250 mm x 250 mm. This ensures a rational and time-consuming work. The daylight writing projector "Polylux" is used in schools and educational institutions as well as in institutes and companies, at conferences and for lectures. This is possible because he - by its small mass of only 6 kg easily portable - its small size handy - a 650 watt quartz-halide lamp bright - a special fan quiet - its stability is very stable and vibration-free. The application possibilities of the writing projector are very versatile, since it was developed in unobstructed rooms in full daylight for the projection of single films, projection film sets, film cassettes and flat models. Depending on the conditions of use, the "Polylux" daylight writing projector can be supplied with different lenses and accessories. Due to its solid construction, its shapely design and high efficiency, the daylight writing projector "Polylux" of the VEB Polytechnik Karl-Marx-Stadt is an internationally popular teaching material and is exported to many countries of the world.