TY - JOUR T1 - Of the Degrees and Quantities of Winds Requisite to Move the Heavier Kinds of Wind Machines. In a Letter from John Stedman, M. D. Fellow of the Royal College of Physicians at Edinburgh, to the Reverend Samuel Horsley, LL.D. Secretary to the Royal Society JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 67 SP - 493 EP - 503 PY - 1777/01/01/ UR - http://dx.doi.org/10.1098/rstl.1777.0027 M3 - doi:10.1098/rstl.1777.0027 AU - Stedman, J. ER -