The growing focus on translation theory and history in Italy has not been followed by the drafting of bibliographic directories of translations published in volume before the 20th century. Despite the undeniable shortcomings, the eighteenth century Catalogue of Italian books made it possible to draw up a first list of translations published in the period 1850-1899. This article sets out the ways, problems and prospects of research and reports on the results for the region of Friuli-Venezia Giulia. Further research into the OPAC of the National Library Service has made it possible to identify translations published in today’s Slovenian and Croatian Istria. These spoons are not exhaustive, but allow for an initial assessment of the translation phenomenon in the geographical area and in the period under consideration. For a finding of translation into Italian in Istria and Friuli-Venezia Giulia in the second half of the nineteenth century The growing attention to the theory and history of transposition in Italy has not been followed up by the compilation of library collections of translations published in volume form before the twentieth century. Despite the undeniable gaps, the Catalogue of Nineteenth-Century Italian Books was made it possible to compile a first list of translations published in the period 1850-1899. This article illustrates the modalities, problems and prospects of the research and reports the results related to the Friuli-Venezia Giulia region. A further search on the OPAC of the National Library Service has made it possible to identify some translations published in Slovenia and Croatian Istria. This research is not exhaustive, but it allows us to arrive at a first evaluation of the phenomenon of translation in the geographical area and in the period considered.