Learn More About Wood Skip to Videos All | 5/4/26 Winter- The Best Time To Mill Your Logs? 5/4/26 Avoid Unwanted Wood Movement- A Quick Discussion on Wood Moisture 5/4/26 What is a "4/4" Board? An explanation of rough cut lumber thicknesses 5/4/26 What is a "Board Foot" and Why Does it Exist? 5/4/26 How and Why Does Wood Shrink? 5/4/26 How We Grade Our Lumber at the Gorge Wood Co.