Canon Original Ink Cartridge - Cyan, Magenta, Yellow, Black, Designed for Canon InkJet Printer Pixma IP 7220, 8720, Pixma IX 6820, Pixma MG 5420, 5422, 5520, 5522, 6320, 6320 White - 6513B004AA at TigerDirect.com
Canon adds Pixma MG7120 and MG5520 all-in-one printers: Digital Photography Review
Canon PIXMA MG5520 Wireless InkJet Photo Color Printer - Newegg.com
HP Photosmart 5520 Inkjet Multifunction Printer - Color - Plain Paper Print - Desktop - HEWCX042A - Shoplet.com