| year of publication | ISBN | author(s) | title |
|---|
| 1993 | 978-1-873403-08-2 | Graham Clarke | Thomas Hardy: Critical Assessments (Critical Assessments of Writers in English) |
| '' | 978-1-873403-09-9 | Stuart Hutchinson | Mark Twain: Critical Assessments (Critical Assessments of Writers in English) |
| 2001 | 978-1-873403-12-9 | Jon Ropert · Duncan Campbell | American Civil War: Literary Sources and Documents: Vol.1 (Literary Sources & Documents) |
| 1992 | 978-1-873403-15-0 | David William Snow · Martin Woodcock | Birds, Discovery and Conservation: 100 Years of the Bulletin of the British Ornithologists Club |
| 1993 | 978-1-873403-17-4 | Val Porter | Pigs: A Handbook to the Breeds of the World |
| '' | 978-1-873403-18-1 | Steve Madge · Hilary Burn | Crows and Jays - a Guide to the Crows, Jays and Magpies of the World |
| 1995 | 978-1-873403-19-8 | Urban Olsson · Jon Curson | Buntings and Sparrows A Guide to the Buntings and North American Sparrows |
| 2008 | 978-1-873403-23-5 | Graham Clarke | America in the 1930s: Literary Sources and Documents (Literary Sources & Documents S.) |
| 1995 | 978-1-873403-25-9 | Hans Winkler · David Christie | Woodpeckers: A Guide to the Woodpeckers, Piculets and Wrynecks of the World |
| 2000 | 978-1-873403-26-6 | Michael Burchett · Marc Dando | Sealife: Guide to the Marine Environment |
| 1993 | 978-1-873403-27-3 | Graham Clarke | T.S.Eliot: Critical Assessments (Critical Assessments of Writers in English) |
| 1997 | 978-1-873403-28-0 | Eleanor McNees | The Bronte Sisters: Critical Assessments: 004 (Critical Assessments of Writers in English) |
| 1999 | 978-1-873403-29-7 | Ian Littlewood | Jane Austen: Critical Assessments (Critical Assessments of Writers in English) |
| 1995 | 978-1-873403-31-0 | Phil Chantler | Swifts |
| 1998 | 978-1-873403-32-7 | Clive Barlow · Tim Wacher | A Field Guide to the Birds of the Gambia and Senegal |
| 2002 | 978-1-873403-38-9 | Graham Clarke | Emily Dickinson (Literary Sources & Documents) (Literary Sources & Documents S.) |
| 1996 | 978-1-873403-39-6 | Stuart Hutchinson | George Eliot: Critical Assessments (Critical Assessments of Writers in English) |
| 1998 | 978-1-873403-40-2 | Tony Juniper · Mike Parr | Parrots: A Guide to the Parrots of the World |
| 2005 | 978-1-873403-42-6 | Claudia Wilds · Joe DiConstanzo | Terns and Skimmers: A Guide to the Terns and Skimmers of the World |
| 1997 | 978-1-873403-43-3 | Xavier Baron | London 1066-1914: Literary Sources and Documents (Helm Information Literary Sources & Documents) |
| 1998 | 978-1-873403-45-7 | Peter Morris · Frank Hawkins | Birds of Madagascar: A Photographic Guide |
| 2000 | 978-1-873403-46-4 | Klaus Malling Olsen | Skuas and Jaegers |
| '' | 978-1-873403-47-1 | Norbert Lefranc | Shrikes: A Guide to the Shrikes of the World |
| '' | 978-1-873403-48-8 | Nigel Cleere | Nightjars: A Guide to the Nightjars, Frogmouths, Potoos, Oilbird and Owlet-nightjars of the World |
| 1998 | 978-1-873403-49-5 | Chris Kightley · Steve Madge | Pocket Guide to the Birds of Britain and North-west Europe |
| 2000 | 978-1-873403-51-8 | Robin L. Restall | Munias and Mannikins (Helm Identification Guides) |
| 1999 | 978-1-873403-52-5 | Nick Garbutt | Mammals of Madagascar |
| 1998 | 978-1-873403-55-6 | Nicholas Hammond | Modern Wildlife Painting: Wildlife Art in the Twentieth Century |
| 2000 | 978-1-873403-57-0 | David Paroissien | The Companion to Great Expectations (Dickens Companions) |
| 1998 | 978-1-873403-58-7 | John Ash · John Miskell | Birds of Somalia |
| 2000 | 978-1-873403-59-4 | Barry Taylor · Ber van Perlo | Rails |
| 2000 | 978-1-873403-60-0 | David Gibbs | Pigeons and Doves: A Guide to the Pigeons and Doves of the World |
| 2007 | 978-1-873403-68-6 | James Massender | Henry David Thoreau and the Transcendentalists (Critical Assessments of Writers in English) |
| 1999 | 978-1-873403-74-7 | Klaus Konig · J.H. Becking · Freidhelm Weick | Owls |
| 2000 | 978-1-873403-79-2 | Krys Kazmierczak | A Field Guide to Birds of the Indian Subcontinent |
| 2001 | 978-1-873403-80-8 | Robert A. Cheke · Clive Mann | Sunbirds: A Guide to the Sunbirds, Spiderhunters, Sugarbirds and Flowerpeckers of the World (Helm Identification Guides) |
| 2000 | 978-1-873403-82-2 | Andy Swash · Robert Still | Birds, Mammals and Reptiles of the Galapagos Islands |
| '' | 978-1-873403-83-9 | Phil Chantler | Swifts (Birds of the World) |
| 2003 | 978-1-873403-85-3 | Trey Philpotts | The Companion to Little Dorrit (The Dickens Companions) |
| 1999 | 978-1-873403-88-4 | Arnoud D.Van Den Berg · Cecilia A.W. Bosman · Arnoud B. van den Berg | Rare Birds of the Netherlands (Avifauna van Nederland) |
| 2000 | 978-1-873403-89-1 | Robert Greenhalf | Towards the Sea |
| '' | 978-1-873403-93-8 | James F. Clements | Birds of the World: A Check List |
| '' | 978-1-873403-94-5 | W.L.N. Tickell | Albatrosses |
| 2001 | 978-1-873403-95-2 | David Brewer | Wrens, Dippers and Thrashers (Helm Identification Guides) |
| 2003 | 978-1-873403-97-6 | Michael P. Walters | A History of Ornithology |
| 2000 | 978-1-873403-98-3 | David Sibley | The North American Bird Guide |
| 2001 | 978-1-873403-99-0 | James F. Clements · Noam Shany · Dana Gardner · Eustace Barnes | A Guide to the Birds of Peru |