TY - JOUR T1 - An Extract of a Letter from Mr. Thomas Luffkin of Colchester to Dr. Wallis, Concerning the Use of the Numeral Figures in England, as Old as the Year 1090. And, Concerning the Application of an Air-Pump, to Cupping-Glasses JF - Philosophical Transactions (1683-1775) VL - 21 SP - 287 EP - 288 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1699.0051 M3 - doi:10.1098/rstl.1699.0051 AU - Luffkin, T. ER -