Found from PW18 meeting notes:
Fol. 170r - sideways margin Fol. 170v - upside down page (this commentary has to be nested at the level of the folio, not the entries)
Fol. 170r - sideways margin
this is already indicated with c170r01
Fol. 170v - upside down page (this commentary has to be nested at the level of the folio, not the entries) this is already indicated with c170v12; also, we can't have comments outside of ABs or HEADs