TY - JOUR T1 - On the Presence of Tyrosinases in the Skins of Some Pigmented Vertebrates.--Preliminary Note JF - Proceedings of the Royal Society of London (1854-1905) VL - 74 SP - 310 EP - 313 PY - 1904/01/01/ UR - http://dx.doi.org/10.1098/rspl.1904.0115 M3 - doi:10.1098/rspl.1904.0115 AU - Durham, F. ER -