No More Learning

" SAS}
The tygers of wrath called the horses of           from their mangers
They unloos'd them & put on the harness of gold & silver & ivory
In human forms distinct they stood round Urizen prince of Light
Petrifying all the Human Imagination into rock & sand {Erdman notes here that the insertion from line 6-33 begins in a stanza break and continues in the right margin.