Earwaker, J. P. 1. (1887). A Lancashire pedigree case, or, A history of the various trials for the recovery of the Harrison estates, from 1873 to 1886; together with a full account of the many forgeries and fraudulent entries in parish registers, marriage licence bonds, &c., publicly exposed at the trial at Liverpool, May 25th to 28th, 1886, with a pedigree of the Harrison family. Warrington: Printed by Mackie & Co., Ltd..

Earwaker, J. P. 1847-1895. A Lancashire Pedigree Case, Or, A History of the Various Trials for the Recovery of the Harrison Estates, From 1873 to 1886; Together With a Full Account of the Many Forgeries and Fraudulent Entries in Parish Registers, Marriage Licence Bonds, &c., Publicly Exposed At the Trial At Liverpool, May 25th to 28th, 1886, With a Pedigree of the Harrison Family. Warrington: Printed by Mackie & Co., Ltd., 1887.

Earwaker, J. P. 1847-1895. A Lancashire Pedigree Case, Or, A History of the Various Trials for the Recovery of the Harrison Estates, From 1873 to 1886; Together With a Full Account of the Many Forgeries and Fraudulent Entries in Parish Registers, Marriage Licence Bonds, &c., Publicly Exposed At the Trial At Liverpool, May 25th to 28th, 1886, With a Pedigree of the Harrison Family. Warrington: Printed by Mackie & Co., Ltd., 1887.