The townland of Corhammock is in the parish of Kilclooney in Armagh County. It is labelled number 11 on the map.
PRONI records: FIN.23/2/2B/1263 (Landlord Earl of Gosford re Elizabeth Jackson, tenant.); FIN.23/2/2B/1262 (Landlord Earl of Gosford re Sarah Loughlin and others, tenant.); OS/6/2/17/1 (Surveyed 1835. Engraved 1835.); OS/6/2/17/2 (Surveyed 1835. Engraved 1835. Revised 1860. Engraved 1863.); OS/6/2/17/3 (Surveyed 1835. Revised 1906. Published 1908. Reprinted 1929, 1932.); OS/6/2/17/4 (Surveyed 1906. Revised 1954-5. Levelled 1889, 1892 and 1906. Published 1958 (2 copies).); VAL/1B/210A, VAL/1B/210B (1st valuation records.); VAL/12B/10/34A, VAL/12B/10/34B, VAL/12B/10/34C, VAL/12B/10/21A, VAL/12B/10/21B (Valuation annual revision list.); VAL/2B/2/9A (Griffith valuation list.).