 In 1687 he sailed from the Cape of Good Hope in the "L'Oiseau", with a French Ambassador, Claude Céberet du Boullay, on board, to establish a French Embassy in the Kingdom of Siam.He sighted Eendracht Land on the West Australian coast and sailed in close to shore near the Swan River on 4 August - this was France's first recorded contact with Australia.He wrote that it looked very attractive, and fully covered with green despite "the fact that we were in the middle of winter in this country."