's letter was almost entirely composed, in draft form, on Saturday the 14th, the day
had gone on board the Boston.
She copied it fair, so far as her draft extended (see note 5) on Sunday the 15th,
but in doing so she did not correct her reference to the embarkation “yesterday” (i.e.
Friday the 13th). The last three paragraphs of text in
, together with the postscript, must all have been added on Wednesday the 18th after
heard from Marblehead that the Boston
had sailed from there on Tuesday the 17th.