- EbookSeattle's 1962 World's FairBill Cotter
- EbookSeattle's 1962 World's FairBill Cotter
- EbookThe 1964-1965 New York World's FairBill Cotter
- EbookThe 1964-1965 New York World's FairBill Cotter
- EbookMontreal's Expo 67Bill Cotter
- EbookThe 1939-1940 New York World's FairBill Cotter
- EbookThe 1964-1965 New York World's FairBill Cotter
- EbookChicago's 1933-34 World's FairBill Cotter
- EbookThe 1984 New Orleans World's FairBill Cotter
- EbookThe 1939-1940 New York World's FairBill Cotter
- EbookVancouver's Expo '86Bill Cotter
- EbookSpokane's Expo '74Bill Cotter
- EbookThe Parallel ApartmentsBill Cotter
- EbookMontreal's Expo 67 (French version)Bill Cotter