Aaron Beckwith
Washington, DC,
United States
Gian Michele & Enrico Maria Pini
Firenze,
FI, Italy
Leonard A. Bernstein
Los Angeles,
CA, United States
Philip Prins
London (Birr),
Canada
Carl Blomgren
Petaluma,
CA, United States
Carl Williams
London,
United Kingdom
Timothy J. Stevenson
Manchester Center,
United States
Carmen Alonso Diego
Santander,
Spain
Alastair Carmichael
Lloreda De Cay,
Spain
James R. Bryant
Monterey,
CA, United States
William Statsny
Woodstock,
IL, United States
Jean Darquenne
Ediger-Eller,
Germany