The last work published by Watson as an academic is dated 1920. It deals with the conditioning of fear in a young child, little Albert. Starting with that single case experiment, the present paper is based on Watson's publications after…

References on historical and recent earthquakes in Oaxaca City, or that have caused in other localities of the Oaxaca state from 1542 until 1988, are reviewed. Macroseismic data are used to define sets of similar earthquakes. On the basis of…