lucy24 - 8:40 pm on Mar 30, 2012 (gmt 0)

Code probably couldn't predict if 410 or not.

No, you generally have to do them manually. If you've physically deleted an entire directory, requests for that directory could get a collective 410-- but only if you're willing to cheat a little by letting it return 410 for requests like

byebyedirectory/asdqxy.html

that never existed in the first place. Otherwise it's back to listing the names one by one.