Heavy bomber version of the bouncing bomb, was used to destroy the Mohne and Eder dams by Lancasters from the specially recruited and trained 617 Squadron, often known as the Dambusters, under Wing Commander Guy Gibson. In March and April 1945, as the war in Europe was ending, Lancasters dropped Grand Slams and Tallboys on U-boat pens and railway viaducts across north Germany. At Bielefeld more than of railway viaduct was destroyed by Grand Slams creating an earthquake effect, which shook the foundations. The Boeing B-29 Superfortress was a development of the Fortress, but a larger design with four Wright R-3350 Duplex-Cyclone
The Girl Who Was Plugged In her mind controls the beautiful but "empty" body called Delphi, thus the female body in meeting with technology creates a separation between the body and the mind where P. Burke's only way of fulfilling the feminine beauty ideal is at the hands of technology. The futuristic world in which Tiptree Jr. stages her story has taught P. Burke to idolize the ideal that "the Gods" embody and so P. Burke willingly commits the act of "performing femininity". Another way disembodiment and oppression of the female body is seen in "The Girl Who was Plugged In" is the words used to