The Pioneer Bluffs Saturday Music Matinee series will host the Violin Duet of Nancy Johnson and Dominique Corbeil, 4 P.M. Saturday, August 13. These stand partners are members of the Wichita Symphony Orchestra. Reservations are requested but not required. Contact Lynn Smith, executive director, at (620) 753-3484 or [email protected] to register. This concert is sponsored by Homestead Ranch of Matfield Green.