Schweizerischer Bankverein (1897-1998)(58)
J.C.B. Mohr (Paul Siebeck) (1899-2005)(7)
The Keyboard Charitable Trust for Young Professional Performers (1991-)(3)
Max-Planck-Gesellschaft zur Förderung der Wissenschaften (1948-)(2)
Antiquarian Booksellers' Association(1)
B. H. Blackwell Ltd (Oxford) (1926-)(1)