Portrait of a gentleman in a blue coat - Jean-Marc Nattier
Portrait of a gentleman, half-length, in a brown waistcoat with gold trim - English School
Portrait of a young man - Friedrich Wasmann
Portraits Of Gentlemen Armour-Clad - (after) Jean-Baptiste Oudry
Self-Portrait - Karoly Patko
Bildnis Louis Montchal Portrait Louis Montchal - Ferdinand Hodler
Portrait of a gentleman, bust-length, in a red robe and white cravat - (after) John Riley
Portrait Of A Young Man, Head And Shoulders, Wearing A Black Satin Doublet And A White Shirt - (after) Jacopo D'Antonio Negretti (see Palma Giovane)
Portrait of a gentleman, half length, wearing a hat and a stock - Antoine Berjon
Portrait of a Young Man 5 - Albrecht Durer
Note that a few countries have copyright terms longer than 70 years: Mexico has 100 years, Colombia has 80 years, and Guatemala and Samoa have 75 years. This image may not be in the public domain in these countries, which moreover do not implement the 
