East African women from Zanzibar and the Swahili coast wearing including fabrics from the Dutch Vlisco company and other Dutch companies. Might the Coutinho Brothers have been Dutch? It is a noble Portuguese language surname, but also a Portuguese-Jewish name of a family members of which, during the seventeenth and eighteenth centuries, resided in Amsterdam, Hamburg, Brazil and the West Indies, and as of today the name is not uncommon in the Netherlands. Maybe they followed the Vlisco company.