The lowdown on events happening in your neighborhood
'Warren H. Williams: An Architect to Envy, sponsored by Art First Colors, 10 a.m. to 11:30 a.m., Architectural Heritage Center, 701 S.E. Grand Ave., $18, $13 members. Call 503-231-7264, or visit www.visitahc.org.
Oregon Humane Society Adoption Outreach, noon to 4 p.m., Furever Pets, 1624 S.E. 19th Ave.; and Tigard PetSmart, 7500 S.W. Dartmouth St. Call 503-285-7722, or visit www.oregonhumane.org.
How to Keep Your Neighborhood Safe, a Neighborhood Watch workshop, 6 p.m. to 8 p.m., Kelly Elementary School, 9030 S.E. Cooper St. To register, call 503-788-8052, ext. 105.
City Charter Review Ballot Measure Forum, sponsored by League of Women Voters of Portland, 7 p.m. to 9 p.m., Multnomah Building, 501 S.E. Hawthorne Blvd., board room. Call 503-228-1675, or visit www.lwvpdx.org.
Antique Appraisal Fair, sponsored by Holladay Park Plaza, 12:30 p.m. to 3 p.m., Holladay Park Plaza, 1300 N.E. 16th Ave., main lounge. Call 503-280-2216, or visit www.retirement.org/hpp.
Jonathan Lethem, part of Portland Arts and Lectures series, 7:30 p.m., Arlene Schnitzer Concert Hall, 1037 S.W. Broadway, $26. Visit www.literary-arts.org.
Property Maintenance Regulations Program, presentation-discussion part of the Portland Bureau of Development Services' Lunch and Learn Brown Bag Series, noon to 1 p.m. April 13, City Hall, 1900 S.W. Fourth Ave., second floor, conference room 2500-A. Visit www.bds.ci.portland.or.us.
Melting Mountains Conference, panel discussion on global warming, 9 a.m. to 4 p.m. April 14, the Mazama Mountaineering Center, 527 S.E. 43rd Ave., limited seating, $15. Register at www.mazamas.org.
Night Owl Record Show, 5 p.m. to 9 p.m. April 14, Eagles Aerie, 4904 S.E. Hawthorne Blvd., $1. Visit www.nightowlrecordshow.com.
Events are free unless noted. See Page A2 to notify the Tribune about events. The full Crossroads calendar is at www.portlandtribune.com.