L. F. Rothschild, Unterberg, Towbin v. McTamney

How later courts describe this case

• holding that where a Pennsylvania company’s only contact with New York was several telephone conversations with a New York company, such communications were not sufficient to confer personal jurisdiction over the nonresident
• telephone conversations resulting in the purchase of stock by the defendant in Pennsylvania to the plaintiff brokerage firm were insufficient to confer personal jurisdiction.
• defendant’s out-of-state telephone communications resulting in telephonic stock purchase order from plaintiff New York stock brokerage firm constituted insufficient contacts