This is an index for all the volumes of the Telelogic Tau documentation. Each volume and part is indicated by a page prefix to the page numbers, which also can be found on the spine of the printed binder:
This index is split up into multiple files, one for each letter, which makes it faster to open/load. There is also a single-file version of this index available, which may take a while to load, but it is then possible to perform a textual search of all index entries. See Single-file Telelogic Tau Index.
For menu choices, see Telelogic Tau Menu Choice Index.