He was in private practice of law in New York City from 1924 to 1960.
[1] Rosling received a recess appointment from President John F. Kennedy on October 5, 1961, to the United States District Court for the Eastern District of New York, to a new seat authorized by 75 Stat.
He was nominated to the same position by President Kennedy on January 15, 1962.
His service terminated on April 16, 1973, due to his death in New York City.
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