HP 61 Ink Cartridge - Black - Original HP Ink Cartridge (CH561WN#140)
HP 61 Ink – C&I Office Supplies S.A.
HP 61 Black Ink Cartridge (CH561WN) - Genuine OEM
HP 61 Black Original Ink Cartridge (CH561WN) - HP Store Canada
Amazon.com: HP 56 Black Ink Cartridge | Works with HP DeskJet 450, 5000, 9600; PhotoSmart 7000; OfficeJet 4000, 5000, 6110; Digital Coper Printer 410; PSC 1000, 2000; Fax 1240 Series | C6656AN : Office Products