El 1o de Mayo: la fiesta del trabajo. Origenes, causas, antecedentes, su celebracion en la Argentina
[Argentina]: La Vanguardia, 1941. 42p., wraps, split at top of spine, paper toned, minor underlining on several pages. Includes facsimile reprint of a four-page 1890 May Day announcement from Argentina. Only one copy found in OCLC as of 9/2021. Text in Spanish. More
Cat.No: 151504