http://www.ldc.upenn.edu/cgi-bin/aesl/aesl?audio=au&javawidth=600&javaheight=200&ssgsize=15&word=IOWA
 
This is one of the great phonological web resources.
 
The woman speaking in all those *.wav files speaks with my accent.
 
There are inconsistencies, but yes, my own speech has these inconsistencies.
 
Mark.