However, another tool used by so many of us over the years is metalworking trade magazines. I think that would be another great list to have around for reference. Which ones are your favorites? Here's my top nominees:

American Machinist

Australian Manufacturing Technology

Automatic Machining

Canadian Industrial Machinery

Cutting Tool Engineering

Gear Solutions

Gear Technology

Home Shop Machinist

Industrial Marketplace

Machinery (UK)

Manufacturing Engineering

Modern Applications News

Modern Machine Shop

Production Machining

Shop Talk

Today's Machining World

Tooling & Production