The first meeting of the Northeastern Lumber Manufacturers Association was held at the New Yorker Hotel in New York City on Thursday, June 22, 1933.

 

Reference : Interpreting a Grade Stamp

All documents listed here are downloadable PDFs.

A lumber grade stamp will tell you much more than the grade of the lumber!  The moisture content, the species of wood, the mill number of the manufacturer, and the name or logo of  the agency that certified the lumber are important elements also contained within the stamp.To learn how to identify this information within a grade stamp, click here
 
For additional details on grade stamping and to view a variety of sample NELMA grade stamps, see Section 1 of the Standard Grading Rules for Northeastern Lumber booklet.