TY - JOUR T1 - On the Conversion of the Substance of a Bird into a Hard Fatty Matter. In a Letter from Thomas Sneyd, Esq. to Sir Joseph Banks, Bart. P. R. S. JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 82 SP - 197 EP - 198 PY - 1792/01/01/ UR - http://dx.doi.org/10.1098/rstl.1792.0013 M3 - doi:10.1098/rstl.1792.0013 AU - Sneyd, T. ER -