Moneda / Medalla conmemorativa de 1 rublo – 1 dólar del año 1988

Fabricada con metal (Al – Ti) de los misiles de medio alcance R-12 (SS-4) y con una tirada estimada de 200.000 unidades. Diámetro: 40 mm. Peso: 9,12 g

Todo por el Tratado de Desarme INF  (Intermediate-Range Nuclear Forces)    https://es.wikipedia.org/wiki/Tratado_INF

Esta moneda / medalla fue regalada/repartida entre las delegaciones soviética, americana e inglesa   http://www.state.gov/www/global/arms/treaties/inf1.html#treaty

…

In January 1985, Secretary of State George Shultz and Soviet Foreign Minister Andrey Gromyko agreed to separate but parallel negotiations on INF, strategic arms (START), and defense and space issues as part of a new bilateral forum called the Nuclear and Space Talks (NST). The United States and the Soviet Union agreed that all questions regarding these three areas would be considered in their interrelationship. Negotiations would be conducted by a single delegation from each side, divided into three groups — one for defense and space, one for START, and one for INF. Formal talks resumed in March 1985 in all three areas…

https://en.numista.com/catalogue/pieces16601.html

Krauser Unusual World Coins 2005  X# M21 RUBLE/DOLLAR