Amazon.com: LD Products Compatible Toner Cartridge Replacement for HP 49X Q5949X High Yield (Black) Compatible with HP Printer Laserjet: 1320, 1320n, 1320nw, 1320t, 1320tn, 3390 and 3397 : Office Products
Changing the print cartridge - HP LaserJet 1320 Printer series
Amazon.com: TopInk Q5927A Toner Cartridge Replacement for HP Laserjet 1320 Printer-1 Pack : Office Products