Elegie, Op.46 (Bortkiewicz, Sergei)
This work likely not be in the public domain in the US (due to first publication with the required notice after 1922, plus renewal or "restoration" under the GATT/TRIPS amendments) in the EU and those countries where the copyright term is life+70 years. However, it is public domain in Canada (where IMSLP is hosted) and in other countries (China, Japan, S. Korea) where the copyright term is life+50 years.
First edition (reissue)
Braunscheig: Litolff-Verlag, 1931.
Frankurt: C. F. Peters, n.d.(after 1959). Plate 31341.