flowchart 404 - Mailing list pgsql-docs

Hi.

I followed a link from http://www.postgresql.org/docs/devhistory.html to
"flowchart" - url: http://www.postgresql.org/docs/backend/index.html but
it returns a 404.

I'd like to see the flowchart. Is is available elsewhere?

Thanks

Alan Runfeldt
webservices@NoDeadlines.com
Survey-Admin@ATT-CustomerSat.com