...  was born in Accrington, Lancashire and became a music teacher and retailer of banjos.

At 18 years of age Will Birch became Emile Grinshaw's (who was aged12 years at the time) banjo teacher.

Little else is known about this maker/retailer except the details on a high end zither banjo, Will Birch, Accrington, Importer.  However this very same banjo was also available branded "Barnes & Mullins No 1 Perfect" , probably made by either Windsor or Dallas.