The story takes place in a grocery store
John P. St. John - detective - was born in 1918.
John P. Kiggins was born in 1868.
John P. Livadary was born in 1889.
John P. Clay was born in 1934.
John P. Mohr died in 1997.
John P. Cushman was born in 1784.
John P. Soule died in 1904.
John P. Ginty was born in 1965.
John P. A. Ioannidis was born in 1965.
John P. Walsh was born in 1856.
John P. Snyder died in 1997.
John P. Greene died in 1844.