Includes folder (item /1) summarising contents in English (by depositor). Contains:

• /2:Brief manuscript notes, probably by Parker, with reference to the Caboclo and Constança (n.d.). Portuguese.
• /3: Document entitled 'Estado das Forças da Provincia de Buenos Ayres.' Includes data under the headings of Buenos Ayres, Palermo, Santas Lugares, Depositas do Nort, etc. Reference to Oribe but no obvious date or signature. Portuguese.
• /4: Map/chart, 9x5 inches, showing the sandbanks and soundings off the coast between Quilmes and the Fortaleza de al Ensenada, with a small drawing of the União moored outside the B. de Lara, and the Argos stuck on a sandbank (n.d.).
• /5: Diagram, 3x3.5 inches, showing naval signalling flags and their meanings in Spanish. Dated 1844 and signed G. Parker. Perhaps painted by Parker's son, Guillermo/William for his father.