David Carnegie Andrew Agnew, Protestant Exiles from France… (1886)
“ The Longuets were known and esteemed in London as successful merchants. The merchants’ loyal manifesto presented to George II., on 7th February 1744, was signed by Benjamin and Samuel. The last of the name I have met with is John Samuel Longuet. His widow, Elizabeth, proved his will at London on 12th September 1754. ”
