Trevor Henry Hall

A magical library - 1

The Private Library, N. 6, Vol. 4, The Private Libraries Association, London aprile 1963, pp. 102-106.

Trevor Henry Hall

A magical library - 2

The Private Library, N. 7, Vol. 4, The Private Libraries Association, London luglio 1963, pp. 134-137.

Leonard N. Beck

Things Magical in the collections of the Rare Book Division

The Quarterly journal of the Library of Congress, Vol. 31, Washington ottobre 1974, pp. 208-234.