Since you are interested in Complete Songs, here is a list of other items that you may find interesting.
Schumann: Dichterliebe / Liederkreis / Myrthen / etc [2 CD set]
Wolfgang Holzmair (baritone) Imogen Cooper (piano)
[ Philips SBS Eloquence / 2 CD - released 20/Apr/2011 ]
"Singer and pianist work together almost by instinct in thinking themselves into the very heart of these songs... Holzmair's plangent, very Viennese voice bespeaks the vulnerability that lies at the soul of Robert's Eusebius side." (Gramophone)
CLARA SCHUMANN / FANNY MENDELSSOHN
Dartington Piano Trio
[ Hyperion Helios / CD - released 16/Sep/2001 ]
'I'm sure no-one would have been happier to find two such engaging performances side by side than the two ladies themselves' (Gramophone)
Dorothea Craxton (soprano) Hedayet Djeddikar (piano)
[ Naxos / CD - released 2/Feb/2009 ]
Clara Schumann the composer often worked in her husband's shadow, many of her songs being mistaken for his, although those best loved by the public flowed from her pen. Some were composed and performed before their marriage, others set texts which he...
The Songs of Robert Schumann Vol 10 (Incls Liederkreis Op 39)
Kate Royal, Felicity Lott, Lydia Teuscher (sopranos) Ann Murray, Daniela Lehner (mezzos) Stephan Loges (baritone) Graham Johnson (piano)
[ Hyperion / CD - released 30/Nov/2007 ]
"Here's the story. Kate Royal recorded an album of Lieder with Graham Johnson for EMI's Debut series, but when it became clear just how exciting a prospect she is, the record company held the Lieder and went with a larger-scale debut recital. So it...
BRAHMS / CLARA SCHUMANN / ROBERT SCHUMANN
Schöne Wiege meiner Leiden [The Romance of the Song]
Werner Gura (tenor) Christoph Berner (piano Ehrbar)
[ Harmonia Mundi Gold / CD - released 20/Jan/2014 ]
"A technique second to none, able to vary his tone, sing a lovely pianissimo and/or a long-breathed phrase with perfect control. Then no musical or verbal subtlety seems to escape him." - Gramophone