TY - JOUR T1 - The Effects of the Opuntia, or Prickly Pear, and of the Indigo Plant, in Colouring the Juices of Living Animals. Communicated by H. Baker, F. R. S. JF - Philosophical Transactions (1683-1775) VL - 50 SP - 296 EP - 297 PY - 1757/01/01/ UR - http://dx.doi.org/10.1098/rstl.1757.0037 M3 - doi:10.1098/rstl.1757.0037 AU - Baker, H. ER -