The music library of Yale University houses the `` Paul Bekker Collection '' , which contains a variety of letters , documents , receipts , photographs , printed scores and other forms of miscellany , some of which have great historical and musicological value .
The music library of Yale University houses the `` Paul Bekker Collection '' , which has many letters , documents , receipts , photographs , printed scores and other forms of miscellany , some of which have great historical and musicological value .