Essays, political, economical, and philosophical : By Benjamin count of Rumford, knight of the orders of the White Eagle, and St. Stanislaus; chamberlain, privy counsellor of state, and lieutenant-general in the service of his most serene highness the elector Palatine, reigning Duke of Bavaria; colonel of his regiment of Artillery, and commander in chief of the general staff of his army; F.R.S. Acad. R. Hiber. Berol. elec. Boicœ. palat. et amer. soc.