Mandolin Orchestras of the Past Orchestras Milwaukee Mandolin Orchestra This photo is of the Bonne Amie Musical Circle (now the Milwaukee Mandolin Orchestra), the oldest fretted-instrument music organization in the United States, in 1908. (received 4-2016) Search for: Annual ConventionCMSA 2025 Convention in Portland, OregonWed Oct 29 2025, 12:00pm PDT - Sat Nov 1 2025, 11:59pm PDTUpcoming EventsSolomin Competition: International Jazz Competition of Domrist and MandolinistsSat Oct 4 2025Gerhard Vogt Chamber Music Competition 2025Fri Oct 17 2025 - Sun Oct 19 2025CMSA 2025 Convention in Portland, OregonWed Oct 29 2025, 12:00pm PDT - Sat Nov 1 2025, 11:59pm PDT News + Blog Order Your 2025 Open-mic Lunches En Masse Orchestra Enrolls to Capacity Notes from Bob’s CMSA Sabbatical 2024 Convention in Review 2025 Convention, Portland, OR: Oct. 29 – Nov. 1