FULL STEAM AHEAD — Engines line up at a Portersville Steam Association show. The group’s 52nd antique power show opens today and runs through Sunday at the show grounds, 1512 Perry Highway, Portersville. Steam powered saw milling, threshing, baling, fans and engines will be displayed along with old gasoline engines, oil field equipment, farm tractors and antique cars. Also planned are parades, tractor pulls, train rides, operating model trains, a flea market and crafts. Admission is $2 today and Sunday and $5 Friday and Saturday. Children 2 and younger are admitted free. Call 724-285-7038 or 724-452-8656 or visit www.portersvillesteamshow.org.