Morland, Samuel: The description and use of two Arithmetick Instruments : together with a short treatise, explaining and demonstrating the ordinary operations of Arithmetick. As likewise, a perpetual almanack, and several useful [...]. London : printed, and are to be Sold by Moses Pitt, 1673
- PDF Front cover
- PDF Title page
- PDF A new most useful instrument for addiion and substraction of pounds, shillings, pence, and farthings.
- PDF Machina nova cyclologica pro multiplicatione. Or a new multiplying instrument.
- PDF A caution to all who desire to make use of either of these instruments.
- PDF A short discourse concerning the antient, & common way of numbring.
- PDF [A perpetual almanack, and several useful tables.]
- PDF Back cover