North Country Unfading Black Product Data Sheet (2).pdf

Free downloadable literature: 

Chelsea Slate Dark Gray Product Data Sheet (1).pdf

Chelsea Slate Dark Gray Product Data Sheet (2).pdf

Free downloadable literature:

Chelsea Slate Gray/Green Product Data Sheet (1).pdf

Chelsea Slate Gray/Green Product Data Sheet (2).pdf

Free downloadable literature:

The North Country Standard.pdf

B & O Railroad Museum.pdf  

Free downloadable literature:  

St. John the Baptist Cathedral.pdf

SpecWizard Format:  http://www.arcat.com/specwizard/07310ncs/index.htm?coid=38698

Download Format: 07310ncsR15.rtf

Winds of Change Spring 2005doc.doc

Winds of Change Winter 2006.doc

Winds of Change Winter 2007 .doc

(As printed in the National Slate Association Newsletter - NSA Update)

C-406      Standard Specification for Roofing Slate
C-119-98 Standard Terminology Relating to Dimensional Stone
C-120       Standard Test Method for Modulus of Rupture of Dimension Stone
C-121       Standard Test Method for Water Absorption of Slate
C-217       Standard Test Method for Weathering Resistance

ASTM ordering information set of six $179 (US)    Order Now

Reprint of the National Slate Associations 1926 publication
 
$10 (US)    Order Now

General information and Installation reference book
 
$20 (US)    Order Now

General information and Installation reference book
 
$30 (US)    Order Now