Shure

Founded in 1925 as the Shure Radio Company by S.N.Shure in Chicago. 
In 1928, S.N.Shure was joined by Samuel J Shure, and the company was renamed Shure Brothers Company. 

Documents

Shure at 90 (October 2015)
[External Website]
From Lighting & Sound International

We don't have very much (yet) on Shure. Please contact us and let us know what you're looking for, and let us know if you have information or material that could help!