With a Relation of the Rise, Progress, and Decay of the Marian Teutonick Order : the Several Revolutions that Have Happen'd There to These Present Times, with the Wars of Poland, Sweden and Muscovy, Contending for that Province : a Particular Account of the Dukedoms of Courland, Semigallia, and the Province of Pilten : to which is Added the Author's Journey from Livonia to Holland in 1698 ... Sent in Letters to His Friend in London