u 18th annual Comstock Historic Preservation Weekend, includes opening exhibit at Historic Fourth Ward School in Virginia City, 10 a.m. to 5 p.m. at Changing Gallery, reception from 5-6:30 p.m. in Alumni Room and Rags to Riches dinner at 6:30 p.m. at Historic Fourth Ward School. Tickets $40; seating is limited; call 847-0975. Saturday activities include Cemetery Tour from 9-10 a.m. Cost $3 at cemetery gate at north end of Virginia City; Letterpress Printing Workshop from 11 a.m. to 4 p.m. at Historic Fourth Ward School in Mark Twain Room; Brown Bag Lunch with Andrew Carnegie (bring your own lunch), noon-1:30 p.m. at Historic Fourth Ward School Wiegand Great Hall, also Historic Preservation Ball, 7-11:30 p.m. at Piper's Opera House. Tickets $25; call 358-2284. Sunday features Cemetery Rags to Riches, 1 p.m. at cemetery gates; 10th annual Comstock Children's Chorus, 2 p.m.; 2003 Preservation Awards at 2:45 p.m.; Rags to Riches Fashion Show, 3 p.m.; Carol Morgan Page Memorial Silver Tea, 4 p.m. at Fourth Ward School Museum. Call 847-0975.
u Family Bingo Night, 5:30-8 p.m. at Dayton Intermediate School. Cost $3.50 each or family of four $12; extra tickets available. Call Lynne at 246-3870.
u Historic Preservation Week at Dayton Museum, 1:30 p.m. living histories of Dayton settlers, self-guided walking tour of Old Town. Museum is open 10 a.m. to 4 p.m.
u Dayton HealthCare center offers a free barbecue and tours from 11:30 a.m.-1:30 p.m. Health screenings start at 9 a.m. Chemistry and lipid profiles will be offered for $25. Some tests require 12-hours of fasting call 246-7909 for details. Body mass index, blood pressure checks and a heel scan for osteoporosis will be offered for free.
u A noxious and invasive weed workshop 10 a.m. to noon at the Dayton Utilities Conference Room, 34 Lakes Blvd., sponsored by the West Central Lyon Cooperative Weed Management Area.
u Lyon County Fly In and Air Fest, 7 a.m. to 3 p.m. each day at Silver Springs Airport. Features breakfast from 7-10 a.m., rocket and model aircraft demonstrations, flybys and flight demonstrations.
u Mammovan 9 a.m. to 3 p.m. at Dayton Senior Center, 320 Old Dayton Valley Road. Call 1-877-581-6266 for appointments.
u Friends of the Dayton Valley Library meet 7 p.m. at the Dayton Valley Branch meeting room. Call 246-6212 for information.
u Babe Ruth Baseball Night at the Pizza Factory in Dayton. A portion (10 percent) of the proceeds will benefit Lyon County Babe Ruth Baseball. Call Lynne at 246-3870.
u The Dayton Community Task Force meets 6 p.m. at the Dayton Valley Community Center, 170 Pike St. Call 246-7550 for information.
u Fifth annual "Great U.S. 50 Yard Sale." Visit www.route50.com
u Six Mile Canyon Volunteer Fire Department Blood Drive 9 a.m. to 3 p.m. at the Store-All next to Smith's. Call 315-3171 for more information or to make an appointment.
u Mound House Advisory Council meets 7 p.m. at the Mound House Fire Station, 56 Red Rock in Mound House.
u Dayton Regional Advisory Council meets 7 p.m. at the Dayton Utilities Building, 34 Lakes Blvd. Call 246-6227 for more information
u Stagecoach Advisory Council meets 7 p.m. at the Stagecoach Community Center/Fire Station.