Recording year corrected from 1988 (the EMI release year) to 1987. operadis-opera-discography.org.uk CLSTFRAU.HTM lists this cast (Kollo, Studer, Schwarz, Muff, Vinzing, Schmidt, Frey, Kaufmann, Lipovsek, Rootering, Rydl, Garrison, Sieden; Sinfonieorchester des Bayerischen Rundfunks) as 1987(STU), issued as EMI CDS 7 49074-2 in 1988; the French cast sheet in the incoming rip gives "Studio 1987, Herkulessaal, Munchen, Fevrier/Mars/Novembre/Decembre 1987, Disque EMI", and the EAC cue sheets of the existing rip-1638 carry REM DATE 1987. Source: http://www.operadis-opera-discography.org.uk/CLSTFRAU.HTM