That creaunser[51] was to thy sofre[yne] lorde:

It plesyth that noble prince roialle

Me as hys master for to calle

In hys lernyng primordialle.”[52]

And in another poem he informs us that he composed a treatise for the edification of his royal pupil:

“The Duke of Yorkis creauncer whan Skelton was,

Now Henry the viii. Kyng of Englonde,

A tratyse he deuysid and browght it to pas,

Callid Speculum Principis, to here in his honde,

Therin to rede, and to vnderstande