ftp.nice.ch/pub/next/connectivity/mail/apps/MailEnclosure.0.15.NIHS.bs.tar.gz#/MailEnclosure/MESendModules/Source/NeXTMail/English.lproj

These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.