Character ID: grover_R1681.001

Book: Ludus mathematicus: or, The mathematical game explaining, the description, construction, and use of the numerical table of proportion. By help whereof, and of certain chessmen (fitted for that purpose) any proportion, arithmetical or geometrical (without any calculation at all, or use of pen) may be readily, and with delight resolved, when the term required, exceeds not 100000. By E.W.