Below is a list of editable FSI lessons in German. They were imported from http://fsi-language-courses.org/Content.php?page=German.
Since anyone is able to edit the lessons below, they may differ substantially from the original lessons.
The lessons below are probably more up-to-date and complete, and you should really use these, unless you are looking for untouched original FSI tapes.
FSI German Basic course
Volume 1
Unit 1
Unit 2
… more to come …