Image from Wikimedia Commons
unknown - Public Domain
Imprimerie Gadart (publisher). - Public Domain
Eric Frommer - CC BY-SA 2.0
St. Olaf College - CC BY 3.0
Francis Cotes -
Barkin, Herman and Associates for Schlitz, the program's sponsor - Public Domain
TGC-Topps Gum Cards-photo from Cameo Records - Public Domain
Sonja Thomassen -
Anonymous -
unknown -
Fredrik Zillén - CC BY 1.0
published by L. C. Page and Company, Boston, 1903 - Public Domain
original uploader - Public Domain
Rob Mieremet / Anefo - CC BY-SA 3.0
Émile Lassalle - Public Domain
Image from Wikimedia Commons
unknown - Public Domain
Whitehouse, Henry John, 1803-1874
Image from Wikimedia Commons
Keene, Edmund, 1714-1781
Image from Wikimedia Commons
Imprimerie Gadart (publisher). - Public Domain
Mermet, Auguste, 1810-1889
Image from Wikimedia Commons
Eric Frommer - CC BY-SA 2.0
Holt, David, 1946-
Image from Wikimedia Commons
St. Olaf College - CC BY 3.0
Seebach, J. Arthur.
Image from Wikimedia Commons
Francis Cotes -
Albemarle, George Keppel, Earl of, 1724-1772
Image from Wikimedia Commons
Barkin, Herman and Associates for Schlitz, the program's sponsor - Public Domain
Carlson, Richard, 1912-1977
Image from Wikimedia Commons
Maxwell, W. B. (William Babington), 1866-1938
Image from Wikimedia Commons
Nolan, Mary, 1905-1948
Image from Wikimedia Commons
TGC-Topps Gum Cards-photo from Cameo Records - Public Domain
Gracie, Charlie, 1936-
Image from Wikimedia Commons
Sonja Thomassen -
Tucholsky, Kurt, 1890-1935
Image from Wikimedia Commons
Anonymous -
Paderewski, Ignacy Jan, 1860-1941
Image from Wikimedia Commons
Doblado, Manuel, 1818-1865
Image from Wikimedia Commons
unknown -
Vogeler, Heinrich, 1872-1942
Image from Wikimedia Commons
Fredrik Zillén - CC BY 1.0
Fant, Kenne, 1923-....
Image from Wikimedia Commons
unknown -
Skinner, M. L. (Mary Louisa), 1876-1955
Image from Wikimedia Commons
De la Motte, Marguerite, 1902-1950
Image from Wikimedia Commons
published by L. C. Page and Company, Boston, 1903 - Public Domain
McCutcheon, George Barr, 1866-1928
Image from Wikimedia Commons
original uploader - Public Domain
Ruggles, John, 1789-1874
Image from Wikimedia Commons
Zucchi, Antonio, 1726-1795
Image from Wikimedia Commons
Hastings, S. Clinton (Serranus Clinton), 1814-1893
Image from Wikimedia Commons
unknown - Public Domain
Williams, E. S. (Edward Stratten), 1921-
Image from Wikimedia Commons
Albert, of Brandenburg, Archbishop and Elector of Mainz, Cardinal, 1490-1545
Image from Wikimedia Commons
Rob Mieremet / Anefo - CC BY-SA 3.0
Colombo, Joe C.
Image from Wikimedia Commons
Émile Lassalle - Public Domain
Grandville, J.J. 1803-1847
Image from Wikimedia Commons
Goddard, Robert Hutchings, 1882-1945
Image from Wikimedia Commons
Pritchard, Hannah, 1711-1768
Image from Wikimedia Commons
unknown - Public Domain
Lacy, Thomas Hailes, 1809-1873
Image from Wikimedia Commons
Dietl, Eduard, 1890-1944
Image from Wikimedia Commons
Blair, Robt. (Robert), 1741-1811