Copper alloys compositions
Weight of Brass Rods 
Weight of Brass Flat Bar
Dimensions & Tolerances
Conversion Tables
The Everyday Pocket Handbook for Arc Welding Steel a series useful tool for on-the-job welding personnel by an AWS Presidential Task Group
The Everyday Pocket Handbook for Visual Inspection and Weld Discontinuities-Causes and Remedies Number 2 in a series useful tool for on-the-job       welding personnel by AWS Product Development Committee
The Everyday Pocket Handbook for Gas metal Arc Welding (GMAW) and Flux Cored Arc Welding (FCAW) Number 4 in a series Compiled as a useful tool for       on-the-job welding personnel by the AWS Product Development Committee
Scrap Specifications Circular ISRI
ASME & ISO EN Welding Process Abbreviations
Welding Safety Checklist