Francisco de la Vega Collection consists of the correspondence between Francisco de la Vega Company, settled in Santander, Spain, and his partners from Havana, Cuba. The correspondence is about the situation of the trasatlantic trade of sugarcane and flour between those companies (1829-1835).

The Collazo Family Papers document the commercial activities of Bernardo Collazo (1820s-1830s); Juan Collazo y Gil and Viuda de Collazo e Hijo, and Enrique Collazo (1830s-1890s).  The Papers include the correspondence about their commercial activities in the Caribbean.