Casio (1s, 10s, 100s, etc ... ) had nine keys. Another distinguishing innovation was the use of a single display window instead of the three display windows (one for each argument and one for the answer) used in other calculators. Casio Computer Co., Ltd. was formed in June 1957. That year, Casio released the Model 14-A, sold for 485,000 yen, the world's first all-electric compact calculator, which was based on relay technology. In the 1980s, its budget electronic instruments and its line of affordable home electronic musical keyboard instruments became popular. The company also became well known for the wide variety
1957 Bandy World Championship 1957 Bandy World Championship The 1957 Bandy World Championship was contested among three men's bandy playing nations and was the first ever Bandy World Championship. Norway declined to take part due to the Soviet invasion of Hungary the year before. The championship was played in Finland from 28 February to 3 March 1957, as part of the fifty year anniversary celebrations for the Ball Association of Finland, which at the time was the governing body for bandy in Finland. The tournament was officially opened by President of the republic Urho Kekkonen. All games, which were only three, were played at