ftp://ftp.cse.buffalo.edu/pub/FreeBSD-Archive/old-releases/i386/  direct

[DIR]2.0.5-RELEASE/  direct  9 twin directories
[DIR]2.1.5-RELEASE/  direct  16 twin directories
[DIR]2.1.7-RELEASE/  direct  9 twin directories
[DIR]2.2.2-RELEASE/  direct  30 twin directories
[DIR]3.3-RELEASE/  direct  26 twin directories
[DIR]4.4-RELEASE/  direct  23 twin directories
[DIR]4.5-RELEASE/  direct  22 twin directories
[DIR]4.7-RELEASE/  direct  27 twin directories
[DIR]5.1-RELEASE/  direct  59 twin directories
[DIR]1.0-RELEASE/  direct  6 twin directories
[DIR]2.2.5-RELEASE/  direct  23 twin directories
[DIR]2.2.8-RELEASE/  direct  30 twin directories
[DIR]3.0-RELEASE/  direct  8 twin directories
[DIR]3.1-RELEASE/  direct  13 twin directories
[DIR]3.2-RELEASE/  direct  21 twin directories
[DIR]3.5-RELEASE/  direct  22 twin directories
[DIR]3.5.1-RELEASE/  direct  27 twin directories
[DIR]4.11-RELEASE/  direct  35 twin directories
[DIR]4.2-RELEASE/  direct  30 twin directories
[DIR]4.6-RELEASE/  direct  23 twin directories
[DIR]4.6.2-RELEASE/  direct  26 twin directories
[DIR]4.8-RELEASE/  direct  29 twin directories
[DIR]5.0-RELEASE/  direct  30 twin directories
[DIR]5.2.1-RELEASE/  direct  49 twin directories
[DIR]5.3-RELEASE/  direct  58 twin directories
[DIR]5.4-RELEASE/  direct  81 twin directories