• 1 Wisconsin Historical Society Library

• 1 Books
• 1 Maps, Atlases

• 1 Military topography
• 1 Roads

• 1 Allied Forces. South West Pacific Area. Allied Geographical Section
• 1 United States. Government Printing Office
• 1 United States. Office of Strategic Services. Research and Analysis Branch

• 2 English

• 2 Ilocos Norte
• 2 Philippines
• 1 Ilocos Sur
• 1 Ilocos Sur (Philippines)
• 1 Luzon
• 1 Luzon (Philippines)

• 1 Road maps

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