Reliance Financial Services and related interests controlled...

Reliance Financial Services and related interests controlled by New York investor Saul Steinberg increased their stake to 16.6% of Tiger International, the Los Angeles parent of the Flying Tiger air cargo line . . . Ponderosa, a chain of steakhouses, agreed to a $29.25-a-share buyout by New York investor Asher B. Edelman, who had already acquired 18.5 % of the chain’s shares . . . Delta Air Lines has completed its acquisition of Western Airlines . . . New World Pictures said it will invest $15 million to launch a new film production company in Australia and said the new company expects to sell stock to the public . . . International Broadcasting Corp. has completed the purchase of Harlem Globetrotters Inc. and Ice Capades Inc., which are both based in Los Angeles, from Metromedia Inc. for $30 million . . . Aero Lloyd, a West German charter airline, has ordered two McDonnell Douglas MD-87 twin-jet airliners for delivery in 1988.