Laser velocimetry is a fascinating subject, I spent the last 12 years working towards the "magic bullet".  My conclusion is that, most laser velocimetry techniques are complementary to each other, and may be there is no magic bullet after all.  

I hope you will find the information complied here useful (Click-able Underlined Hyperlinks).

Finally, I would like to dedicate this website to Osborne Reynolds, the first Professor of Engineering at the Victoria University of Manchester (Owens College).