TY - JOUR T1 - The Properties of the Mechanic Powers Demonstrated, with Some Observations on the Methods That Have Been Commonly Used for That Purpose: In a Letter from Hugh Hamilton, D. D. F. R. S. and Fellow of Trinity College, Dublin, to Matthew Raper, Esq; F. R. S. JF - Philosophical Transactions (1683-1775) VL - 53 SP - 103 EP - 126 PY - 1763/01/01/ UR - http://dx.doi.org/10.1098/rstl.1763.0025 M3 - doi:10.1098/rstl.1763.0025 AU - Hamilton, H. ER -