Since this work was first published after 1924 with the prescribed copyright notice, it is unlikely that this work is public domain in the USA. However, it is in the public domain in Canada (where IMSLP is hosted), the EU, and in those countries where the copyright term is life+70 years or less.
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||Berlin: Bote & Bock, 1925. Plate 19619.
A version for low voice was also published.
Each song was separately copyrighted in the U.S. Their renewals are found in the Catalog of Copyright Entries (Renewals) for 1953.