A new, easy, and infallible method for improving estates thirty per cent. per annum, without toil, trouble, or charge : dedicated to the landholders of the British dominions, but more especially those of the British Parliament : to which are added, two very curious letters, wrote to the Honourable House of Commons, the first sessions of this Parliament, on two of the most important subjects in the world, trade and interest of money ... in which is also contained a scheme for preventing that great scandal to human nature, robbing, thieving, and begging, &c. /