A New System of Arithmetick: In which the Rules are ...
William Ruger
William Ruger. -, * , , . UN VEK. Li to RAR is y; , , , o, . Entered, on the 26th day of September, in the year 1829, 2&oing to Act of Congress, by William Ruger, in the Clerk's Office of the District Court of the Northern District of New York.