In 1934, Franklin published a counterexample to the Heawood conjecture, this 12-vertex cubic graph is now known as the Franklin graph.
Franklin D. Roosevelt | Benjamin Franklin | Aretha Franklin | Philip II of Spain | Franklin | Philip K. Dick | John Philip Sousa | Philip II | Franklin Institute | Philip Roth | Philip IV of Spain | Philip II of Macedon | Philip | Franklin Delano Roosevelt | Philip Bradbourn | Philip Catherine | John Franklin | Franklin Pierce | Prince Philip | Kirk Franklin | Philip V of Spain | Philip Pullman | Philip Sheridan | Philip Larkin | Philip IV of France | Franklin County | Philip the Good | Philip Sidney | Philip Marlowe | Philip IV |