This is the first in a series.

During the first quarter of the 20th century, Ellis Parker was one of the most famous residents of the Jersey Pines. The subject of books and magazine articles on both sides of the Atlantic, he was called the real-life Sherlock Holmes.

Today his triumphs are all but forgotten, and if he is remembered at all, it is because of his final failure in a landmark case.

Parker was born in 1871 in Wrightstown, N.J. His detective work started as an ordinary citizen, according to a 1980s story in the…