Collectible coin show, sponsored by Willamette Coin Club, 10 a.m. to 5 p.m., continues Sunday, Doubletree Hotel, Lloyd Center, 1000 N.E. Multnomah St., $3, free for children 12 years and under. Call 503-579-6416.
Fifth annual Super Heroes Blood Drive, sponsored by Dove Lewis Emergency Animal Hospital and American Red Cross, blood drive for dogs and owners, donor dogs must be 2 to 6 years old and at least 55 pounds, female dogs cannot have been pregnant, 11 a.m. to 4 p.m., Cedar Hills Recreation Center, 11640 S.W. Park Way. Call 503-535-3391, Ext. 26.
Posture screening, noon to 2 p.m., Pharmaca Integrative Pharmacy, 2334 W. Burnside St. Call 503-226-6213.
Candlelight, Inter-Religious Celebration of Peace & Rededication of Portland Peace Plaza, sponsored by Church of Scientology Celebrity Center, Multnomah Meeting Society of Friends and other religious groups, 7 p.m. to 7:45 p.m., Portland Peace Plaza, Southwest Park Avenue and Jefferson Street. Call 503-481-2571.
The Health Effects of War and Alternatives to the War on Terrorism, sponsored by Physicians for Social Responsibility, 7 p.m., First Unitarian Church, 1011 S.W. 12th Ave., donations accepted. Call 503-274-2720.
Visit by Irish Consul General Donal Denham, sponsored by All-Ireland Cultural Society of Oregon, Irish Consul General for Oregon and 12 other Western states answers questions about dual citizenship, land ownership and other issues, 7 p.m., Oregon Stamp Society Building, 4828 N.E. 33rd Ave., limited seating. Call 503-286-4812.
Contrasting Attitudes About Architectural Excellence, sponsored by Portland Aerial Transportation Inc., first of public lecture series delivered by four architecture firms competing to design proposed Marquam Hill tram, 7 p.m., Oregon Museum of Science and Industry, 1945 S.E. Water Ave. Call 503-221-5306.
Who Really Kidnapped Those Japanese to North Korea?, sponsored by Portland State University Center for Japanese Studies, talk by Patricia Steinoff, a University of Hawaii professor and expert on Japanese culture, 6 p.m. to 8 p.m., PSU Smith Memorial Student Union Multicultural Center, Room 228, 1825 S.W. Broadway. Call 503-725-8577.