The Hunt for Red October (film) essentially revealed the use of gravimetry as a method of silent navigation in US submarines. Thought to be a billion dollar black project, the development of a full-tensor gravity gradiometer by Bell Aerospace was a classified technology at the time. It was thought to be deployed on only a few s after it was first developed in 1973. Bell Aerospace later sold the technology to Bell Geospace for oil exploration purposes. The last Typhoon-class submarine was officially laid down in 1986, under the name "TK-210", but according to sources was never finished and scrapped in 1990. The musical score of
The East Is Red (1993 film) destroyed and Dongfang Bubai emerges victorious after defeating and killing Gu Changfeng. However, Xue Qianxun loses her life in the process. Dongfang Bubai realises his mistake and embraces his dead lover as he retires from the "jianghu" again. The film received a positive review from the "Los Angeles Times". The East Is Red (1993 film) The East Is Red, also known as Swordsman III, is a 1993 Hong Kong wuxia film. The main character in the film is loosely based on Dongfang Bubai, a character in Louis Cha's novel "The Smiling, Proud Wanderer". The film was produced by Tsui Hark,