You can now view Arizona Birth & Death Certificates on line for free. Birth certificates are available from 1854 and death certificates from 1844 but are limited to those that occurred 75 years ago or longer for births and deaths from 50 years ago and older. So, as of 2008 births range from 1854 to 1932 and deaths 1844 to 1957. The certificate images provided are limited to those that occurred in Arizona.
Here's the link: