English Harbour Antigua, the 16th February 1776.
Sir The dispatches you will now receive for Admiral Shuldham being of the utmost importance to Government, I am to desire you will take especial care the same do not fall into the Enemys hands, and therefore direct you will cause those Dispatches marked No 1 & 2 to be put into a Bag with a Shot slung thereto: and in case of imminent danger to throw them overboard into the Sea. I am Sir [&c.]
Samuel Graves Esqr Commander of His Majesty's Sloop Viper St John's Road, Antigua