This is only DVD1 of 9 DVDs release.
Tested with Lion OS X

DVD1 containing Logic Pro 9.1.8, MainStage 2, Soundtrack Pro 3, Studio Instruments, Studio Effects, WaveBurner 1.6, Compressor 3.5, Impulse Response Utility, Apple Loops Utility, QuickTime 7 Pro and Logic Pro Content.

DVD 1 - Install, Logic Pro Content
DVD 2 - Audio Content 1
DVD 3 - Audio Content 2
DVD 4 - Audio Content 3
DVD 5 - Jam Pack Content 1
DVD 6 - Jam Pack Content 2
DVD 7 - Jam Pack Content 3
DVD 8 - Logic Studio Additional Content
DVD 9 - Logic Studio Demo Content

Logic Studio is a complete set of professional applications that lets you write, record, edit, mix, and perform. It?s also the largest collection of modeled instruments, sampler instruments, effect plug-ins, and audio loops ever put in a single box. So it?s easy to get amazing sounds and amazing-sounding recordings. Now you can tackle any stage of your project yourself ? without losing your inspiration along the way.

http://www.apple.com/logicstudio/