AutoCAD/LT for MAC does not have or use TP content. It's different.

Ask for the source files for those blocks instead and use the MAC version's blocks browser to access these shared blocks instead.

For future reference, the MAC forum is way over there as noted at the top of this LT forum before you posted http://forums.autodesk.com/t5/autocad-lt-general-discussion/the-autocad-lt-for-mac-forum-has-moved/t...