The Office of the Havana City Historian has been, since its foundation in 1938, an institution of vanguard capable to show a cultural and social work that transcends its geographical and juridical space. From its beginnings the Historian Office tried alternative ways to achieve the preservation of the historical heritage. The special period initiated in the 1990’s reconfigured the authorities of the Historian Office to assure the innovation space aimed to save the cultural traditions and the patrimony. This work analyzes the alternatives that have been used since the 1990’s to save, preserve and publicize the Bibliographic heritage.