| Abbreviation | Source |
| |
| A2A | Access to Archives |
| Admin Northampton | Administrations of the Archdeaconry of Northampton 1677-1830 |
| Alumni Cantab | Alumni Cantabriensis |
| Annals Evangelical | Annals of Evangelical Nonconformity in the County of Essex |
| Army | Army Service Records |
| Balliol | Register of Balliol College |
| Barrall | Barrall Marriage Index |
| BDHT | Biographical Dictionary of the History of Technology, by Lance Day Ian McNeil. ISBN 9780415193993 |
| Biography | Biography |
| Birth Cert | Birth Certificate |
| Bishop Percy's Folio | Bishop Percy's Folio Manuscript: Ballads and Romances |
| BMD | England & Wales BMD Indexes |
| Bond | Bonds |
| Boyds Inhabitants | Boyds Inhabitants of London and Family Units |
| Bp Transcripts | Bishop's Transcripts (places other than Desborough) |
| Bp Transcripts Desb | Bishop's Transcripts, Desborough |
| Britannica | Britannica Encylopaedia |
| British Army | British Army Pension Records |
| Buckingham History | History and Antiquities of the Town, Hundred, and Deanery of Buckingham by Browne Willis, 1755 |
| Burke | Burke's Peerage and Baronetage |
| CCEd | Clergy of the Church of England Database |
| Census | England & Wales Census |
| Chelsea Pen | Chelsea Pensioners' British Army Service Records |
| Child's Marriage Certificate | Child's Marriage Certificate |
| Chr Records 1530-1906 | Ancestry: England & Wales Christening Records, 1530-1906 |
| Christ's College | Biographical Register of Christ's College 1505-1905, and of the earlier foundation, God's House 1448-1505, v1 1448-1665, CUP |
| Chronicle | Leicester Chronicle |
| Clandestine | Clandestine Marriage and Baptism Registers, London |
| Congregational Register | Desborough Congregational Church Register |
| Contact | Personal Contact |
| Corpus Christi | Corpus Christi Register of Members |
| Cov Herald | Coventry Herald |
| CWGC | Commonwealth War Graves Commission |
| Deaf and Dumb Inst | Index to the Deaf and Dumb Institution Warwickshire, transcribed by Robert Deloyde |
| Deaf-Dumb web | http://www.genuki.org.uk/big/eng/WAR/deloyd/deafanddumb.html |
| Death Cert | Death Certificate |
| Deceased Online | http://www.deceasedonline.com |
| Derived/Burial | Derived from Burial Record |
| Derived/census | Derived from census information |
| Derived/Parish Reg | Derived from other Parish Register informaton |
| Derived/Spouse | Derived from Spouse's records |
| Derived/Will | Derived from a Will |
| Died Great War | Soldiers Died in the Great War database |
| DNB | Dictionary of National Biography |
| Elec Reg | Electoral Registers |
| Emp Records | Employment Records |
| Eng Births/Bap | England, Select Births and Christenings |
| Eng. Marr. 1538-1973 | England Select Marriages, 1538–1973 |
| Eng/Wales Births | England & Wales, Births |
| Eng/Wales Chr Index | England & Wales, Christening Index, 1530-1980 |
| Eng/Wales Deaths | England & Wales, Deaths |
| Est. from child | Estimated from birth of first known child |
| Est. from death | Estimated from age in BMD death record |
| Est. from marriage | Estimated from date of marriage |
| Filiation | Filiation Order |
| Gazette | London Gazette |
| GWR Shareholder | GWR Shareholder Entry |
| Hampshire Baptisms | Hampshire Baptisms. Hampshire Genealogical Society |
| Hampshire Burials | Hampshire Burials. Hampshire Genealogical Society |
| Hampshire Marriages | Hampshire Marriages. Hampshire Genealogical Society |
| History of St Giles | A History of St Giles' Church Desborough Northamptonshire, revised 2007 |
| IGI | International Genealogical Index |
| Ind. Records | Independent Church Records |
| Kelly Northants 1910 | Kelly's Directory for Northamptonshire 1910 |
| Kelly Northants 1914 | Kelly's Directory for Northamptonshire 1914 |
| Leic. Chronicle | Leicester Chronicle |
| Leic. Mercury | Leicestershire Mercury |
| Lincs. Bap | Lincolnshire Baptisms |
| Lincs. Bur | Lincolnshire Burials |
| Lincs. Mrg | Lincolnshire Marriage |
| Maint. Order | Maintenance orders (Bastardy) |
| Med Reg | Medical Register |
| Mercury | The Northampton Mercury |
| Methodist Rec. | Methodist Church Records |
| MI | Monumental Inscription, photograph available |
| Mrg Cert | Marriage Certificate |
| Muster Rolls | Muster Rolls |
| NBI | National Burial Index |
| Nhants Clergy | Northamptonshire and Rutland Clergy |
| Nhants Probate | Northamptonshire and Rutland Probate Index: Northamptonshire Family History Society |
| Nhants PRs | Northamptonshire Parish Records: Northamptonshire Family History Society |
| NN&Q | Northamptonshire Notes & Queries, an illustrated quarterly journal, devoted to The Antiquities, Family History, Traditions, Parochial Records, Folk-Lore, Quaint Customs, &c., of the County |
| Notes & Queries | Notes and Queries: A Medium of Intercommunication for Literary Men, General Readers, etc. |
| NSW BMD | New South Wales Births Marriages and Deaths |
| Ontario Marr | Ontario, Canada Marriages, 1857-1924 |
| Pallot | Pallot's Marriage Index for England 1780-1837 |
| Parish Reg | Parish Register |
| Parish Relief | Parish Relief Documents |
| Phil. Passengers | Philadelphia Passenger Lists, 1800-1945, M425_79 |
| Pigot's London 1839 | Pigot's Directory of London and the Suburbs 1839 |
| Post Office Appts | British Postal Service Appointment Books, 1737-1969 |
| Post Office Dir. | Post Office Directory |
| Probate | National Probate Index |
| Railway Workers | The Railway Workers 1840-1970 by Frank McKenna. Faber 1980 0571115632 |
| Rec. Off. Trans. | Northamptonshire Record Office Transcript of Parish Baptism Records |
| RN War Graves | Royal Navy and Royal Marine War Graves Roll, 1914-1919 |
| Rochester Cath | Rochester Cathedral Registers |
| Rowell Ind Chapel Reg | Register of Births and Baptisms, Rowell Independent Chapel, Rothwell, Northamptonshire from 1798 to 1837 |
| School Records | School Records |
| Scrapbook | Desborough Scrapbook |
| Settlement | Settlement Records |
| Stamford Mercury | The Stamford Mercury |
| Times | The Times Newspaper |
| US Census | US Census |
| Venn | Venn Alumni Cantabrigienses |
| Venn Db | Venn Database |
| Visitation | The Visitations of Northamptonshire made in 1564 and 1618-19 |
| Website | Website |
| Wesleyan Reg | Wesleyan Register |
| Will | Last Will & Testament |
| Women's RAF | UK, Women's Royal Air Force Index, 1918-1920 |
| Workhouse | Workhouse Records |
| WW1 Army | British Army WWI Service Records, 1914-1920 |
| WW1 Navy | Great Britain, Royal Naval Division Casualties of The Great War, 1914-1924 |