April 26 @ 10:00 AM - 2:00 PM Museum Open Old Mill Museum 366 Mill St., Ortonville, MI, United States Free
May 3 @ 7:00 AM - 4:00 PM Vintage Sale (M15 Garage Sale) Old Mill Museum 366 Mill St., Ortonville, MI, United States Free
May 3 @ 10:00 AM - 2:00 PM Museum Open Old Mill Museum 366 Mill St., Ortonville, MI, United States Free
May 10 @ 10:00 AM - 2:00 PM Museum Open Old Mill Museum 366 Mill St., Ortonville, MI, United States Free
May 13 @ 6:00 PM - 7:30 PM General Membership Meeting Old Mill Museum 366 Mill St., Ortonville, MI, United States Free
May 17 Friends of Amos Spring Garden Market Old Mill Museum 366 Mill St., Ortonville, MI, United States Free
May 24 @ 10:00 AM - 2:00 PM Museum Open Old Mill Museum 366 Mill St., Ortonville, MI, United States Free
May 25 @ 10:00 AM - 2:00 PM Museum Open (Memorial Day Weekend) Old Mill Museum 366 Mill St., Ortonville, MI, United States Free
May 27 @ 6:00 PM - 7:30 PM Board Meeting Old Mill Museum 366 Mill St., Ortonville, MI, United States Free
May 31 @ 10:00 AM - 2:00 PM Museum Open Old Mill Museum 366 Mill St., Ortonville, MI, United States Free
