TY - JOUR T1 - A Description of a New Tackle or Combination of Pullies, by Mr. J. Smeaton JF - Philosophical Transactions (1683-1775) VL - 47 SP - 494 EP - 497 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1751.0083 M3 - doi:10.1098/rstl.1751.0083 AU - Smeaton, J. ER -