At the bottom of that sheet the publisher information is given: "U.E. 161".
U.E. is short for Universal Edition.
At their webpage, they have a catalogue.
Searching for number 161 leads to the following entry:
"Lemoine H.: Études enfantines op. 37  UE 161"
So, the piece is from an etude op. 37 by Henry Lemoine.
It is played at ...