Immunization clinic by the Lawrence-Douglas County Health Department, 8:30 a.m.-11:30 a.m. and 1 p.m.-7 p.m., 200 Maine, 843-0721.
Lawrence Farmers Market, 4 p.m.-6 p.m., 1020 Vt.
The Arc of Douglas County 50th Anniversary, dinner and sock hop, 6 p.m.-10 p.m., Maceli's, 1031 N.H., tickets $30 for adults, $20 for self advocates, 749-0121.
Thursday Evening Storytime, for all ages, 7 p.m., Lawrence Public Library's Children's Room, 707 Vt., no registration required.
Community meeting on mental health care, featuring Dr. Roy Menninger, 7 p.m.-8:30 p.m., Lawrence Public Library, 707 Vt.
Toddler storytime for 2-year-olds and an accompanying adult, preregistration requested, 9:30 a.m. or 10:30 a.m., Lawrence Public Library, 707 Vt., 843-3833, ext. 117.
Storytime for all ages, 10:30 a.m.-11 a.m., Lawrence Public Library's Children's Room, 707 Vt., no registration required.
Lawrence Farmers Market, 7 a.m.-11 a.m., 824 N.H.
Meeting about 12th and Indiana developments, with planners and city Planning Department staff, sponsored by the Oread Neighborhood Assn., 10 a.m.-noon, Ecumenical Christian Ministries, 1204 Oread Ave.
Lawrence Barn Dance Assn. 10-year anniversary celebration, 3:30 p.m., with potluck at 5 p.m., Lawrence Public Library auditorium, 707 Vt., free, 841-5759 or www.yippeecoyote.com/familydance/.