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April 21, 1956

Note by the CC CPSU Regarding the Arming of R-7 Rockets with a Hydrogen Charge on the Basis of the Principle of Radiation Implosion

Proposal on the development of the R-7 rocket to carry a new RDS-6 type device between Soviet officials in the Central Committee of the Communist Party of the Soviet Union. The updated R-7 rocket with RDS-6 device was approved to be designed lighter and given a bigger yield.

July 1, 1955

Report by the Commission on the Review of the Scientific Principles of Atomic Compression and the Data on the Experimental Device RDS-37

A report on the design of the RDS-37 nuclear device and the implications of radiation implosion induced nuclear fusion on weapons design.

June 30, 1955

Letter from Iu. B. Khariton to N. I. Pavlov Regarding the Testing of a Nuclear Weapon at Object 700

The letter describes geographic, safety, and technical considerations taken into account when selecting a test site for the RDS-37 hydrogen bomb. Specifically, the letter highlights that a testing field should be chosen based on the existence of population centers, the terrain, and the main wind patterns.

May 26, 1955

Proposal Concerning the Testing of an Experimental System for the Verification of the Casing Design

Proposal to develop a test warhead using radiation implosion to induce a thermonuclear reaction. The proposal emphasizes that the device will be compatible with the existing R-7 ICBM delivery system.

April 21, 1955

Letter to Z. P. Zaveniagin, 'Regarding the Choice of Devices for Strategic Use'

Report describing the relative merits of the RDS-27 and the SD nuclear weapon designs for use on the R-7 "Semyorka" ICBM.