Item 1139 - Chamberlain holiday proclamation, Augusta, 1867 Item 1139 - Chamberlain holiday proclamation, Augusta, 1867 Contributed by Maine Historical Society Item 1139 Zoom 3431px x 4297px - 11.4"w x 14.3"h @ 300dpi | Need a larger size? *Credit line must read: Collections of Maine Historical Society Image Info Proclamation by the Governor of Maine, Joshua Chamberlain, to set aside April 4, 1867 as a day of public humiliation, fasting, and prayer. Show Details