The Scarecrow Press was mentioned in a PWBG post today. As their publications may be of interest to some, here's the link to their books on music page:
http://www.scarecrowpress.com/Browse/subject_subcat.shtml?this_subject1=Music&this_subject=Music
http://www.scarecrowpress.com/Browse/subject_subcat.shtml?this_subject1=Music&this_subject=Music