photoplayer
photoplayer is a piano.
Also recorded as photo-player.
Overview
Instrument (usually with a pianola as a base) foley sound effects to accompany silent films.
In detail
photoplayer is a piano.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Photoplayer”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q7187884: photoplayer
Consult the source