TALK:GEORGE GREY 2ND EARL OF KENT

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Citations

"A letter from William Makefyr to Robert D'arcy and Giles Alington of 17 January 1506 reads [CRT190/45]:..."

What does [CRT190/45] mean? Is it a citation to another source, because if so, I can't find it anywhere? ShallowThought42 ( talk) 15:16, 6 September 2020 (UTC) reply