Portrait of a nobleman in armour - Louis Ferdinand (the Elder) Elle
Portrait of a classical maiden, head-and-shoulders, in white robes - (after) Kauffmann, Angelica
Mr. Hospey Walker, 1783 - George Stubbs
Portrait of an Officer possibly Prince Edward Augustus Duke of Kent 1767-1820 - John Downman
Portrait of King Charles I (1600-1649) and Queen Henrietta Maria (1609-1669) - English School
A Portrait Of A 67-Year Old Gentleman, Seated Half-Length, Wearing A Black Coat With A White Collar And A Hat, Holding A Seal-Stamp With A Coat-Of-Arms Of The City Of Amsterdam In His Left Hand - Hercules Sanders
Portrait of a Boy - Govert Teunisz. Flinck
Portrait of a Woman VI - Jerzy Faczynski
Portrait of an Artist - Josef Korompay
Portrait of a Gentleman - William Hoare Of Bath
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 
