Keywords: BerrienMansion.jpg Berrien Mansion Washington's Headquarters from Sept to Nov 1783 Part of the Millstone River Valley Scenic Byway<br/> Rockingham Millstone River Valley Scenic Byway Transferred from http //en wikipedia org en wikipedia to Commons by User Jay8g using http //tools wikimedia de/~magnus/commonshelper php CommonsHelper PD-USGov-Interior-HABS Original upload log page en wikipedia BerrienMansion jpg 2008-07-28 18 00 Cowpoke49 640×461× 61883 bytes <nowiki> Washington's Headquarters from Sept to Nov 1783 PD-USGov-Interior-HABS PD-USGov-Interior-HABS </nowiki> Headquarters of George Washington - Revolutionary War |