The polka on 19th-century music covers
Public domain photograph of 19th-century drawing, free to use, no copyright restrictions image - Picryl description
The mermaid polka, la Syrene - Public domain American sheet music
From: Music Copyright Deposits, 1820-1860 (Microfilm M 3106) Also available through the Library of Congress Web Site as facsimile page images. (additional physical form) In bound volumes: Copyright Deposits 1820-1860
The mermaid polka, la Syrene - Public domain American sheet music
From: Music Copyright Deposits, 1820-1860 (Microfilm M 3106) Also available through the Library of Congress Web Site as facsimile page images. (additional physical form) In bound volumes: Copyright Deposits 1820-1860
The mermaid polka, la Syrene - Public domain American sheet music
From: Music Copyright Deposits, 1820-1860 (Microfilm M 3106) Also available through the Library of Congress Web Site as facsimile page images. (additional physical form) In bound volumes: Copyright Deposits 1820-1860
The mermaid polka, la Syrene - Public domain American sheet music
From: Music Copyright Deposits, 1820-1860 (Microfilm M 3106) Also available through the Library of Congress Web Site as facsimile page images. (additional physical form) In bound volumes: Copyright Deposits 1820-1860
The mermaid polka, la Syrene - Public domain American sheet music
From: Music Copyright Deposits, 1820-1860 (Microfilm M 3106) Also available through the Library of Congress Web Site as facsimile page images. (additional physical form) In bound volumes: Copyright Deposits 1820-1860