The Los Angeles Basin is a well known oil province, having produced 44.61 per cent of the total cumulative production of oil in California to January 1, 1950. This paper is concerned with the future possibilities for petroleum in the basin. Pre-upper Miocene paleophysiographic relationships and the possibilities for oil or gas in formations older than the Puente-Modelo are discussed. The potentialities of the San Gabriel Valley are mentioned.

End_of_Article - Last_Page 2386------------