Lock Code Solution - Madison Guide - IGN

This page of IGN's wiki for Madison explains how to solve the Lock Code found in the Ritual Room of Luca's House, discovered very early on. As such

MADiSON Walkthrough and Guide - Neoseeker

Lock Code Madison

Walkthrough - Madison Guide - IGN

MADiSON Walkthrough and Guide - Neoseeker

Madison crime scene lock puzzle solution and how to open the crime scene well

MADiSON Walkthrough and Guide - Neoseeker

FireSite & RoboMouse tackle top awards at Innovation Days 2005

MADiSON: Well Puzzle Guide (How to Unlock Padlocks)

Madison All Codes & Passwords — 100% Guides

Madison Guide - IGN