In 1972 he began working for Hanover Books , including their magazines Jazz & Blues and Let It Rock .
The following year took over the sole editorship of Blues Unlimited , at the same time as preparing two books for publication .
In 1972 he began working for Hanover Books , including their magazines Jazz & Blues and Let It Rock , and the following year took over the sole editorship of Blues Unlimited , at the same time as preparing two books for publication .