Following the 3 June 2015 changes to the Crockford's website; the 'initials' parameter is deprecated in favour of 'forenames' but the former is retained for older instances of the template.
e.g. ((Crockford | forenames = Peter Jonathan | surname = Wilcox | id = 26068 | accessed = 11 June 2024 ))
looks like:
"Peter Jonathan Wilcox". Crockford's Clerical Directory (online ed.). Church House Publishing. Retrieved 11 June 2024.