UON 6 (July 2002) By Giorgio Codazza, Lev Zilbermintz, N. Earl Roberts, Rick Kennedy, Roberto Rozzoni and Vincent Casasnovas
UON 20 (Jan.-April 2008) By Bill Wall, Clyde Nakamura, Davide Rozzoni, Donald K. Wedding Jr., Eric Shiller, Frank Bendig, Gary K. Gifford, Giorgio Codazza, Lev Zilbermintz, N. Earl Roberts, Orest Vovk, Rolando Dubini and Sven-Erik Zetterström
UON 21 (May-Aug. 2008) By Anthony Whalley, Antonio Torrecillas, Brian Wall, Dany Sénéchaud, David Robert Lonsdale, Davide Rozzoni, Gary K. Gifford, Jack Appelmans, N. Earl Roberts, Rick Kennedy and Robert Bonča
UON 23 (Jan.-April 2009) By Clyde Nakamura, Gary K. Gifford, Gerard Welling, N. Earl Roberts and Sam Sloan
UON 29 (Sep. 2011) By Brian Wall, Davide Rozzoni, Domingos Sávio Perego, Lev Zilbermintz, N. Earl Roberts, Nicholas Wolff and Quentin Mason
