from HP Partsurfer (do a Google Search). These are the cartridges, from HP's web site. The 3rd, and last 2 still have 'buy' arrows next to them, so they can be purchased.

C4836AN

C4837AE

C4837AN

C4838AE

C4838AN

C4844A

I wish I'd said that.. The Staircase Wit

anahl nathrak uth vas betude doth yel dyenvey..;)