Youd, Samuel, 1922-2012 is not used in this library's catalog.

For works of this author entered under other names, search also under: Ford, Hilary, 1922-2012;  Godfrey, William, 1922-2012;  Graaf, Peter, 1922-2012;  Nichols, Peter, 1922-2012;  Rye, Anthony, 1922-2012;  Youd, Samuel, 1922-2012  

is used instead.

Try a search for Christopher, John, 1922-2012