Wedstrijd: National Capital Open, (Washington), Washington (District of Columbia), Verenigde Staten

• 1955
• 1: François Mertens
• 2: Kenneth Tasria
• 3: Arthur Lauf
• 1963
• 1: William Halliday
• 2: Pierre Chares
• 3: Franco Potenzieri
• 1964
• 1: Paul Zinc
• 2: Gerry Pease
• 3: Rupert Waitl
• 1965
• 1: Joe Saling
• 1968
• 1: Oliver Martin
• 2: Arnold Uhrlass
• 3: Joe Saling
• 1969
• 1: Bobby Phillips
• 1971
• 1: Oliver Martin
• 2: Stephen Jon Woznick
• 3: Bobby Phillips
• 1972
• 1: Jean Zamo
• 2: Bob Fisher
• 3: François Mertens
• 1973
• 1: Stephen Jon Woznick
• 2: John Chapman
• 3: Jean-Marie Papore
• 1974
• 1: Stephen Jon Woznick
• 2: Patrick Gellineau
• 3: Bobby Phillips
• 1975
• 1: Stephen Jon Woznick
• 2: Chris Meerman
• 3: Bobby Phillips
• 1976
• 1: Ian Jackson
• 2: Lionel Space
• 3: Joe Saunders
• 1977
• 1: Jocelyn Lovell
• 2: Bobby Phillips
• 3: Jim Bradford
• 1978
• 1: Wayne Douglas Stetina
• 2: Tom Schuler
• 3: Greg Demgen
• 1979
• 1: Leonard Harvey Nitz
• 2: Paul Pearson
• 3: Tom Schuler
• 1980
• 1: Bruce Donaghy
• 2: Barney Baxter
• 3: Paul Pearson
• 1981
• 1: Bruce Donaghy
• 2: Leonard Harvey Nitz
• 3: Brent Emery
• 1982
• 1: Steve Bauer
• 2: Leonard Harvey Nitz
• 3: Alex Stieda
• 1983
• 1: Bruce Donaghy
• 2: Mark Whitehead
• 3: Steve Bauer
• 1984
• 1: Matt Eaton
• 2: Tom Chew
• 3: Paul Biskup
• 1985
• 1: Leonard Harvey Nitz
• 2: Steve Edgar
• 3: Tom Schuler
• 1986
• 1: Mark Whitehead
• 2: Bruce Donaghy
• 3: Davis Phinney
• 1987
• 1: Jeff Lackey
• 2: David Bonser
• 3: Patrick McDonough
• 1988
• 1: Douglas Shapiro
• 2: Randy Whicker
• 3: Chris Huber