TY - JOUR T1 - A Letter from Mr. John Dollond to Mr. James Short, F. R. S. concerning an Improvement of Refracting Telescopes JF - Philosophical Transactions (1683-1775) VL - 48 SP - 103 EP - 107 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1753.0015 M3 - doi:10.1098/rstl.1753.0015 AU - Dollond, J. ER -