The
cyclometer was a cryptologic device designed, "probably in 1934 or 1935," by Marian Rejewski of the Polish Cipher Bureau 's German
Kaynak: CyclometerA cyclocomputer or
cyclometer (obs.) is a device mounted on a bicycle that calculates and displays trip information, similar to the
Kaynak: CyclocomputerRejewski's contributions included devising the cryptologic "card catalog ," derived using his "
cyclometer ," and the "cryptologic bomb ."
Kaynak: Marian RejewskiThe grill (ruszt), in cryptology , was a method used chiefly early on, before the advent of the
cyclometer , by the mathematician-
Kaynak: Grill (cryptology)Rejewski, in 1934 or 1935, devised a machine to facilitate this task, called a
cyclometer . This "comprised two sets of rotors...
Kaynak: Cryptanalysis of the EnigmaPreparation of the card catalog, using the
cyclometer that Rejewski had invented about 1934 or 1935, was a laborious task that took over a
Kaynak: Card catalog (cryptology)innovations introduced in bicycles designed for military use found their way to civilian markets as well, such as a coaster brake or
cyclometer .
Kaynak: Military bicycleIn 1934 or 1935, AVA built the
cyclometer , a device designed by Rejewski to prepare a "card catalog " that facilitated the decryption of
Kaynak: AVA Radio CompanyUsing "
cyclometer" for circle-squarer, Augustus de Morgan wrote in 1872: France, that he finds three notions prevalent among
cyclometers: 1.
Kaynak: Squaring the circlecharacteristics had to be compiled anew, again using Rejewski's "
cyclometer ", which had been built to his specifications by the AVA Radio Company
Kaynak: Biuro SzyfrówA set of warm clothing, money, water bottle, cans for spare oil and gasoline, a Kodak Vest Pocket camera , a
cyclometer , various bicycle
Kaynak: George A. WymanLike Rejewski 's "card-catalog " method, developed using his "
cyclometer ," the Zygalski-sheet procedure was independent of the number of
Kaynak: Zygalski sheetsBy means of a range finder and a
cyclometer , other measurements were taken in the cave for the elaboration of a detailed cross-sectional
Kaynak: Gruta Casa de Pedraornate tool storage pouch, a solid silver
cyclometer from The Standard Watch Company, and a silver search lamp from the Bridgeport Brass Company
Kaynak: Caroline Miskel-HoytGrill (cryptology), method used chiefly early on, before the advent of the
cyclometer, by the mathematician-cryptologists of the Polish
Kaynak: Grill