Unknown (20th century) - Lady With Lute

Unknown (20th century) - Man with a guitar

Unknown (20th century) - Mrs Mountain, ca 1930, Coloured Print after a painting by Adam Buck, 180

Unknown (20th century) - Old Man With Guitar

Unknown (20th century) - Print, ca 1930, after a painting of E. Gabe

Unknown (20th century) - Rambling Musician, around 1920

Unknown (20th century) - Spanish Couple, ca 1910

Unknown (20th century, early) - Music Lesson

Unknown (20th century, early) - Renaissance Musiciens

Unknown (20th century, early) - The Duet

Unknown austrian (19th century) - Hauskonzert der Wiener Musikerfamilie Lewy, ca 1850

Unknown austrian painter (18th century) - Grosse laute, geige und flote, ca 1720

Unknown austrian painter (18th century) - Kleine laute und geige, ca 1720

Unknown austrian painter (19th century, second half) - Musical Scene, miniature

Unknown dutch (18th century) - Woman Playing Guitar

Unknown Dutch Master (17-18th century) - Angelconcert, ca 1700

Unknown dutch painter (16-17th century) - Allegory, ca 1600, Kunsthistorisches Museum, Vienna

Unknown Dutch Painter (19th century) - Interiorscene

Unknown east european painter (19-20th century) - Woman With Guitar

Unknown flemish painter (19th century) - Woman Playing Lute

Unknown German Painter (17th century) - King David playing the harp, with music-making and dancin

Unknown german painter (18th century) - Musical Scene

Unknown german painter (18th century) - portrait of Girl With Guitar

Unknown hungarian or austrian painter (19th century) - Angel Scene

Unknown hungarian painter (20th century) - Concert, ca 1930

Unknown hungarian painter (20th century) - Woman with guitar, ca 1920

Unknown Italian artist (17th century) - Music Ensemble

Unknown Italian artist (17th century) - Still Life, Museum of Fine Arts, Boston

Unknown master (15th century) - Virgin and Child with Angels, ca 1420, Museum of Fine Arts, Budap

Unknown Master of Antwerp (16th century) - Saint Mary Magdalene