Show CURB HOLDS FIRM TRADING STILL DULL DUL 1 1 NEW YORK Dec 1 P The cur curb firmed moderately Thursday a although al al- though trading continued dull dul an anit and andi it i was apparent that tat short covering had been the chief factor in the up turn tur Prices were firm nearly nearh all al da day and their inclination to work higher led to a mild mid rally raly in the closing min utes Net gains however were moc mod crate in most instances The turnover turnover turn turn- tur over was around recent levels levels I Electric Bond and Share improved improve about half hal a point point while American America Amerian Gas was up one net net Lake Shore Shor Mines a feature in the specialty d division di vision rose a major fraction Deere Deer strengthened nearly 2 under the Influence In fluence o of the sharp advance in wheat Aluminum of America rallied 3 I In oils ois Indiana closed cosed with a small smal gain |