Paraguay 491-497 imperf pars

Paraguay 491-497 imperf pairs, MNH. Michel 730B-736B unlisted. 250th Ann. of priesthood of Monsignor Rodrigues, 1955. Jesuit Ruins: Trinidad Belfry, Corridor at Trinidad, Santa Maria Cornice, Tower of Santa Rosa, San Cusme gate, Church of Jesus, Niche at Trinidad. UPU.