A look back at 25 years of ThinkPad notebooks: Part 3 - The 2010s and modernization under Lenovo - NotebookCheck.net Reviews
ThinkPad - Wikipedia
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ThinkPad T series - Wikipedia
Amazon.com: IBM/Lenovo ThinkPad Edge 15 0302A22 15.6" LED Notebook AMD Turion II P560 2.5GHz 1366x768 WXGA : Electronics
Refurbished: Lenovo IBM Thinkpad T420 Premium Built Laptop PC (Intel i5-2520M Processor, 8GB Memory, 320GB HDD, Wifi, Webcam, DVD, Win 7 Pro) - Newegg.com
Refurbished IBM ThinkPad Laptops For Sale – Laptop Mountain