""Calculations Deduced From First Principles, In The Most Familiar Manner, By Plain Arithmetic, For The Use Of The Societies Instituted For The Benefit Of Old Age"" is a book written by W. Dale and published in 1772. The book is a practical guide designed to help societies dedicated to the welfare of the elderly to make calculations related to their finances and operations. The author presents the calculations in a straightforward and easy-to-understand...