ID - 144105296 TI - Letters of Richard Wagner to Emil Heckel : With a Brief History of the Bayreuth Festivals AU - Wagner, Richard AU - Ellis, William Ashton AU - Heckel, Karl AU - Heckel, Emil PY - 2015 SN - 9781139940689 9781108078597 PB - Cambridge Cambridge University Press DB - UniCat KW - Wagner, Richard UR - https://www.unicat.be/uniCat?func=search&query=sysid:144105296 AB - ER -