It's at

ftp://ftp.netbsd.org/pub/NetBSD/arch/vax/snapshot/20010509-1.5.1_BETA2/

And includes an X build.
--
Matt Thomas               Internet:   matt@3am-software.com
3am Software Foundry      WWW URL:    http://www.3am-software.com/bio/matt/
Cupertino, CA             Disclaimer: I avow all knowledge of this message