Here is a critical Urtext complete edition of all of Beethoven's works for solo voice with piano accompaniment. Edited by Helga Luhning, this is the benchmark for all other Beethoven vocal collections. It contains: Songs Hess 94, 140-142, 144-146, 151; Songs op. 32, 46, 48 Nos. 1-6, 52 Nso. 1-8, 75 Nos. 1-6, 82 Nos. 1-5, 83 Nos. 1-3, 84 No. 4, 88, 94, 98-100, 121b, 122, 128, WoO 103, 105-150 as well as more variants.