QUINN ET AL.: SOUTHERN OSCILLATION. EL NINO, AN!) INDONESIAN DROUGHTS 



YEARS 



Figure 3a. — Triple 6-mo running mean plots of sea level atmospheric pressure anomalies fmillibars) for Bombay ( 18'54'N, 72''49'E), 

 India ( 1847-65) and for Madras ( 1300'N, 80"11'E), India ( 1841-65); also triple 6-mo running mean plot of difference in atmospheric 

 pressure anomalies between Santiago ;33°27'S, 70°42'W), Chile and Bombay (1861-65). El Nino type events (EN) are indicated in 

 strong (S) or moderate (M) intensity. 



YEARS 



Figure 3b. — Triple 6-mo running mean plots of sea level atmospheric pressure anomalies (millibars) for Bombay and Madras, India, 

 and Djakarta i06'irS, lOG'Sl'E), Indonesia (1866-81); also, triple 6-mo running mean plot of difference in atmospheric pressure 

 anomalies between Santiago and Bombay ( 1866-81). El Nino type events (EN) are indicated in strong (S) or moderate (M) intensity. 



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