Geographers\' Map Company Ltd.
Since then, A-Z has become the trusted source for street Maps and atlases, as well as developing Visitors\' Guides, Road Atlases and the Adventure Map series for walkers..
The company\'s most famous publication, the iconic A-Z Atlas and Guide to London, was created by Phyllis Pearsall, the founder of A-Z, who explored every street in London to create the first edition. (A-Z Maps) was established in London on 25 August 1936.
Geographers\' Map Company Ltd