TY - JOUR T1 - An Extract of John Fothergill, M. D. Licentiate of the Royal College of Physicians, London, His Essay upon the Origin of Amber JF - Philosophical Transactions (1683-1775) VL - 43 SP - 21 EP - 25 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1744.0009 M3 - doi:10.1098/rstl.1744.0009 AU - Fothergill, J. ER -