42W7873 44C3924 IBM LENOVO T61 T61p 14.1 (STANDARD) motherboard – Laptopstore provides the Laptop Spares which includes Motherboard, IC's, Hinges, heatsink for all brands of Laptop
42W7648 IBM Lenovo System Board for ThinkPad T61 (14.1-inch) (Refurbished)
Replacement Motherboard Brings New Lease Of Life To Classic Thinkpads | Hackaday
T61 14" Widescreen! Did a motherboard swap : r/thinkpad
Nokotion 41w1487 42w7777 42w7843 42w7869 Main Board For Lenovo Thinkpad T61 Motherboard System Board 14.1'' Inch Ddr2 Free Cpu - Laptop Motherboard - AliExpress
T61 - Wiki
Laptop Motherboard/mainboard For Lenovo Imb Thinkpad T61 Fru:42w7652 15.4" With Non-integrated Graphics Card 100% Tested - Motherboards - AliExpress