PUBLICATION HISTORY Fantastic Universe, August 1958. Science Fantasy #31, October 1958. War with the Robots, September 1962. as: "Polizia Sperimentale" in: Urania #328, 23rd February 1964. Milan: Arnoldo Mondadori Editore. Translated by Beata Della Frattina. [Italian] as: "Polizeirevier Mars" in: Die Roboter Rebellieren [War with the Robots]. 1964. [German] as: "Mars-rendõrõrszoba" in: Univerzum #169, March - #170, April 1971. [Hungarian] in: [War with the Robots]. February 1980. [Japanese] as: "Il Braccio della Legge" in: Racconti di Fantascienza, edited by Sandro Pergameno. November 1980. Milan: Editrice Nord. Translated by Roberta Rambelli. [Italian] Tin Stars, edited by Isaac Asimov, Martin H. Greenberg and Charles Waugh. New York: Signet, June 1986, ISBN: 0-451-14395-7, pbk. as: "Polizeirevier Mars" in: Heyne SF-Jahresband 1988, edited by Wolfgang Jeschke. Munich: Heyne, 1988. ISBN: Translated by Tony Westermayr. [German] as: "Il Braccio della Legge" in: Robotica, edited Alvaro Torchio. May 1991. Brescia: Editrice La Scuola. Translated by Roberta Rambelli. [Italian] as: "Seaduse Karm Käsi" in : Eesti Päevaleht, #132, 8th November 1995. [Estonian] 50 in 50, July 2001.