+----+----+----+----+----+----+----+----+----+----+----+ | London | | |Weight of masts | | 1637 | | |_Truelove_[1092] | | | 1654| | | | | | | | | 4756 | 43057 | |1590 | |_French Frigott_[563] | | | | | |_Cook_ | 0.