[42] P. [136].[43] Vol. I. p. [76].[44] Vol. II. p. [329].[45] Dolichos Pruriens, of Linnæus.[46] Geoffrea, of Linnæus.[47] Spigelia Marylandica, of Linnæus.AN ACCOUNTOF THEEXTERNAL USE OF ARSENIC,IN THECURE OF CANCERS.