Garage sale, sponsored by Clackamas Sunrisers Kiwanis Club, 9 a.m. to 4 p.m., Miller's Floor Covering, 15345 S.E. 82nd Drive, Clackamas, continues Saturday and Sunday. Call 503-569-9118.
Milwaukie Ledding Library book sale, sponsored by Friends of Milwaukie Ledding Library, 9 a.m. to 5 p.m., 10660 S.E. 21st Ave., Milwaukie, continues Saturday and Sunday. Call 503-786-7582.
150 Years of Japan-U.S. Relations: Rediscovery of America by the Japanese, sponsored by Consulate-General of Japan and Portland State University's Center for Japanese Studies, 11 a.m. to 1 p.m., reception follows, PSU Smith Memorial Student Union, Room 327, 1825 S.W. Broadway. Call 503- 725-8577.
Cleanup of right of way on Southeast Powell Boulevard between 122nd and 136th avenues, sponsored by Solv and Oregon ACORN, 8:30 a.m. to noon, meet at Southeast Powell Boulevard and 134th Avenue, wear appropriate clothing. Call 503-788-4362.
Citizens conference, sponsored by Portland Pacific Green Party, 8:30 a.m. to 4 p.m., Portland State University School of Education, 1826 S.W. Broadway, registration in Room 408, continues Sunday. Call 503-235-0300.
ABCs of Land Use workshop, sponsored by city of Portland, 9:30 a.m. to 1:30 p.m., Portland Water Pollution Control Lab, Bybee Conference Room, 6543 N. Burlington Ave. Call 503-823-3075 or TTY 503-823-4519.
75th Swedish Midsummer Festival, sponsored by League of Swedish Societies of Portland, 12:30 p.m. to 7 p.m., Club Paesano, 18716 W. Powell Loop, Gresham, $4 general, $1 children 6 to 12, free under 6 years. Call 503-236-9281.
Water conservation workshop, sponsored by Community Energy Project, 10:30 a.m. to noon, Hollywood Senior Center, 1820 N.E. 40th Ave. Call 503-284-6827.
Public meeting for Memorial Coliseum reuse, sponsored by city of Portland, 6 p.m. open house, 7 p.m. presentations, Memorial Coliseum, Georgia Pacific Room, One Center Court. Call 503-823-7785.
Northwest Oregon Conference