The present volume, a selection of Frankfurter's extrajudicial nontechnical writings on the Supreme Court, its Justices, and its business, includes
Felix Frankfurter - Encyclopedia Virginia
William J. Brennan, Jr. to Felix Frankfurter, 1956?
Felix Frankfurter - Wikipedia
NMAJH - Only in America - Felix Frankfurter
Buy Democratic Justice - Felix Frankfurter, the Supreme Court, and
Felix Frankfurter and his Protégés: Re‐examining the “Happy Hot
Democratic Justice: Felix Frankfurter
The 8 Jewish justices who made the US Supreme Court jump - The
Book Review - Scorpions - By Noah Feldman - The New York Times