Ancient Egypt--------------"2HHHJ37F2"
Greece Golden Age-----------"37775D26"
The Viking Invasion-------"4HHHGC2BGF"
Medieval England-----------"555513GJF"
Feudal Japan--------------"6444726JG1"
The Industrial Revelution--"7FFFCGHJ4"
The Roaring Twenties-------"8666351F7"
Moon Mission 1972-----------"9555F9C1"
The Green Zone------------"B777J2JBG5"
Home Again-----------------"C555HG491"