Letters and negotiations of Sir Ralph Sadler, ambassador of King Henry VIII. of England to Scotland; Containing the transactions of two memorable embassies: the first, to King James V. in the year 1540, in order to dispose him towards a reformation: the second, to the Governor and states of Scotland, in the year 1543, concerning a marriage betwixt Mary their young Queen and Edward VI. then prince of Wales; and a perpetual friendship and union between the two nations.