Powerbook G4 1.5GHZ 15" - Powerbook G4 Aluminum Series - Powerbook G4 Memory - Laptop Memory - Apple Memory - Apple Parts - Apple Computers, Parts and Accessories
A-Tech 2GB KIT (2 x 1GB) For Apple PowerBook Series G4 1.25Ghz (15-Inch)
PowerBook G4 - Wikipedia
Apple PowerBook G4 A1106 Refurbished Laptop 4GB RAM
OWC 8 GB (2 X 4GB) ram PC8500 DDR3 1066MHz sodimm 204-pin Memory Upgrade Kit, (OWC8566DDR3S8GP), Compatible with MacBook Pro, MacBook, Mac Mini and iMac at Amazon.com