1. Field Survey of Truk: World War II Features;Denfeld,1979
2. Japanese fortifications and other military structures in the Central Pacific;Denfeld,1981
3. Peleliu revisited. An historical and archaeological survey of World War II sites on Peleliu Island;Denfeld,1988
4. Japanese fortifications and other military structures in the Central Pacific;Denfeld,1992
5. Archaeological Survey of Taroa Island, Maloelap Atoll, Republic of the Marshall Islands;Adams,1990