TY - JOUR T1 - Experiments on a New Colouring Substance from the Island of Amsterdam in the South Sea. Made by Mr. Peter Woulfe, F. R. S. at the Desire of Sir John Pringle, Bart. P. R. S. JF - Philosophical Transactions (1683-1775) VL - 65 SP - 91 EP - 93 PY - 1775/01/01/ UR - http://dx.doi.org/10.1098/rstl.1775.0010 M3 - doi:10.1098/rstl.1775.0010 AU - Woulfe, P. ER -