The following links will guide you to additional resources.

Click on the link above to get more information about education requirements and courses approved by L&I (WA State Labor and Industries) for basic classroom instruction and continuing education.

Here is a link to Tom Henry’s online bookstore with the usual manuals. His value-add to the NEC is a key word index. This little $16 gem (plus $6 shipping) is an educational aid and quick reference guide to the NEC.

A great resource for manuals. They also sell on Their prices are competitive on most manuals but watch out for shipping and handling charges.

The grand-daddy of all book stores. If they don’t have it here, good luck finding it. The used books can be less expensive even adding in postage cost.