Jacob Epstein a concrete arch designed by George Pace. His larger sculptures were his most expressive and experimental, but also his most vulnerable. His depiction of Rima, one of author W. H. Hudson's most famous characters, graces a serene enclosure in Hyde Park. Even here, a visitor became so outraged as to defile it with paint. He was one of 250 sculptors who exhibited in the 3rd Sculpture International, which was organised by the Fairmount Park Association (now the Association for Public Art) and held at the Philadelphia Museum of Art in the summer of 1949. Epstein would often sculpt the images
Jacob Epstein (spy) the Gnome Project, which was the secret plan to free Ramón Mercader, Leon Trotsky's murderer, from jail. Epstein is referenced in Venona decrypt 800 New York to Moscow 28 May 1943, and another decrypt on 30 May 1943. The material cites Epstein as having placed two agents in the prison where Mercader was held. The plan called for moving Mercader out of Mexico once the jailbreak was made. Venona decrypt 193–194 Mexico City to Moscow, 14 March 1944 identifies Anna Colloms, while on a courier mission to Mexico, reporting the KGB detected surveillance of Ruth Wilson, Epstein's wife, and Colloms,