My PowerBook G4 12" Journal - Full tear down, SSD upgrade and CPU Fan. | MacRumors Forums
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PowerBook G4 | 500 MHz | Original - Ti - Techable.com
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SSD-Upgraded PowerBook G4 12“ with a fresh install of Mac OS X Leopard : r/VintageApple
1GB [1x1GB] Memory RAM Upgrade for the Apple Powerbook G4 iBook 12 15" 17" Mac" | eBay
15-inch PowerBook G4 "Aluminum" Memory Installation Video - YouTube
512MB Memory RAM for Apple PowerBook G4 667Mhz 144pin PC133 133MHz SDRAM SO-DIMM Black Diamond Memory Module Upgrade - Walmart.com