Logarithmo-technia, sive, Methodus construendi logarithmos nova, accurata, & facilis scripto antehàc communicata, anno sc. 1667, nonis Augusti - Mercator, Nicolaus 1620-1687 (Typis Guilielmi Godbid, & Impensis Mosis Pitt, 1668)
Reproduction of original in the Bodleian Library. - Ricci's Exercitatio geometrica not included in this copy. - Wing, M1730