I think that this http://www.devel.lyx.org/~leeming/www-user/archaeology/lyx_timeline.php
is just about ready to go. However, we're missing archives for 1.1.4 fix1 1.1.4 fix2 1.1.4 fix3 1.1.5.5 and patches to enable earlier sources to be compiled against XForms 1.0. -- Angus