That is rather a lot of money...even for Dr. Sschaarwachter's expertise :(
Not really for an academic study with twelve hundred pages of text (including what will probably be invaluable reference appendices), a large number of photographs and music examples, a niche market and (given the paucity of other comparable texts) what must have been a vast amount of original research. Sometimes, it's worth biting the bullet when something special comes along.
A similar purchase a couple of years ago was the outstanding
Symphonic Repertoire series from Indiana Press -
http://www.iupress.indiana.edu/advanced_search_result.php?keywords=symphonic+repertoire&osCsid=eqp4uh0jcc8b7sfj3u91jo2h27- a lifetime of reading!
:)