In 1899, church architect Henry Vaughan, hired by Searles, designed the concert hall for the organ  in an Anglo-Dutch style with a brick exterior, an Italianate campanile, and a baroque voluted gable.
In 1899, Searles hired noted church architect Henry Vaughan, an architect he frequently hired for various projects, to design a concert hall for the organ to be located on property he owned adjoining the Spicket River. The exterior is brick in an Anglo-Dutch style, with an Italianate campanile and a gable with baroque volutes. 
