http://www.samhardin.family/data-dump/VA-British/va%20journal%20executive%20council%20vol3%201705-1721.pdf
On reading at this Board the petitions of the Owners of the Brigantine six Sisters of Virginia and of the Brigantine Society now loaded
and ready to sail for Great Brittain setting forth the Great charge
they have been and still are at in Seamens wages & victualling and
the much greater charge like to accrue if they should be stoped for
Convoy & praying Leave to clear and proceed on their intended
Voyages. This Board takeing into consideration that the latest advices from Great Brittain give no ground to expect any Convoy here
till the Fall, and that if the said Vessells s hould be detained here it
will be the ruin of their Voyages and at the same time being desirous
to provide for their Security in the best manner that may be have
thought fitt to order that the Collectors & Naval Officers of the respective Districts where the said Vessells ly, do clear and permitt
them to sail takeing bond with good Security of the Masters or Owners
that they shall joine the George Frigut John Brooks Master now in
York River and the other Ships of force intended to sail with him
which have her Majestys Licence & to proceed in their Company to
Executive Journals, Council of Colonial Virginia 233
Great Brittain, and it is the opinion of the Council that upon the
application of the Master of any other Vessell under the like reason
and giveing the like bond M ' President may give orders to the Naval
Officers to clear them in order to their sailing with the aforesaid Ships.