||Vienna: Josef Eberle & Co.
||Vienna: Doblinger, n.d.. Plate D. 2784.
||Vienna: Universal Edition, n.d.
||Original images: ca.160?dpi, color jpg files approx. 1075 by 1610 pixels. Editing: re-sampled to 600dpi, converted to black and white tif files, de-skewed, and set uniform margins. This file is based on high-resolution images obtained from the source using a method explained on this page. On this copy a paper label for Universal Edition was pasted over Doblinger's information on the title page.
Grove Music classifies no.1 as for bass rather than baritone voice.