NORMAL (1946-1969) MAY 



Figure 26e.— May Normal and 1974 Monthly Average Surface Pressure in mbs Relative to 



1000 mbs. 



.1024 \ 



. v 



NORMAL (1946-1969) JUI 



Figure 26f.— June Normal and 1974 Monthly Average Surface Pressure in mbs Relative to 



1000 mbs. 



58 



