Interpreting Grade Stamps

A guide to interpreting the symbols found on WWPA's grade stamp.

Machine Stress Rated (MSR) Lumber

Deciphering Bolt Head Markings

Redwood Inspection Service

Western Lumber Buyers Guide

Student Progress Report Description

Plywood Grade Stamp Explained - Inspect USA Blog

STAMP Language Proficiency Test

PPT - Wood Properties, Deterioration & Preservation PowerPoint Presentation - ID:3825244

1st Grade Spelling Words List Of Spelling Words For 1st Graders

PDF) Identifying the Age of a Vehicle for Commercial Safety and Forensic Purposes Using “Window Stamps”