A similar design was adopted by the United States, although U.S. Consul General in Algiers Richard O'Brien pointed out the document should be on thicker paper (or parchment) and kept in a tin container so as to ensure a better match between tops and bottoms (he also suggested that ships fly the American flag rather than the flags of individual states).
A comparable design was adopted by the United States, although U.S. Consul General in Algiers Richard O'Brien noted that the document should be printed on thicker paper (or vellum) and stored in a tin container to guarantee a more precise alignment between covers and bottoms (he also recommended that ships hoist the American flag instead of the flags of individual states).