CHESTNUT-SIDED WARBLER.  Male, Immature Male and Female.
Louis Agassiz Fuertes.
2005-05-25
300 ppi scan of the <a href="//commons.wikimedia.org/wiki/National_Geographic_Magazine,_Volume_31" class="mw-redirect" title="National Geographic Magazine, Volume 31">National Geographic Magazine, Volume 31</a> (1917), page 313, panel C.