1553 Mary Queen of Scots 44/- gold piece printing block

[redwine]

Thanks to some forum members help all ready. 

Metal tacked into wood.

1553 Mary Queen of Scots 44/- gold piece (type 1c)

MARIA.D.G.SCOTORVM.REGINA / I G

DILIGITE IVSTICIAM 1553

IG Iacobus Gubemator: James, Earl of Arran, the Regent, the cinquefoils being from his armorial bearings

So the only questions that remain are:
What publication was it from?
And what date?

Many thanks for any insight