Besides what we can find online, are there any harmonica/blues magazines in print besides joining SPAH? I still love the feel of a magazine in my hand and being able to look at the pictures and read the articles without having to look at my cell or PC.
Full access to all lessons starts at $20/month! (with annual subscription)
After watching the BluesHarmonica.com overview video, try one of the lessons below to experience a lesson at BluesHarmonica.com.
You could join the National Harmonica League in the UK. They produce a magazine called "Harmonica World" in which you will find, among other articles, a series by David Barrett on chromatic blues harmonica.
http://harmonica.co.uk/