"Central Sandinista de trabajadores," or in English "Sandinista Workers' Center," is located in Managua. The Sandinista Workers' Centre (CST) is the dominant national trade union center in Nicaragua. It was formed after the Nicaraguan revolution (1979). The CST is closely linked with the FSLN. Archived by Leah Williams. Photographed by Professor David Schwartz, Albright College, 1981.