| 4241 | 2118 | Nature Conservancy Council | Tree planting and wildlife conservation | 1974 | E/07.1 | Nature |
| 4242 | 2265 | Naylor Bros (Clayware) Ltd | Salt glazed stoneware pipes | | WCP | Naylor |
| 4244 | 157 | K Neale | Victorian Horsham : the diary of Henry Michell 1809-1874 | 1975 | E/64 | Neale, |
| 4246 | 4674 | edited by Jana Negoita | Muzeul Satului si de Arta Populara [Village and Folk Art Museum] | 1985 | M/03 | Negoit |
| 4247 | 3080 | A Nesbit | A treaty on mensuration | 1857 | E/01 | Nesbit |
| 4248 | 5002 | Ross D Netherton | The Colvin Run mill | 1976 | B/24.3 | USA/Ne |
| 4250 | 3705 | David & Charles Reprints | Neve's The City and Country Purchaser and Builder's Dictionary : a reprint of the work subtitled The Compleat Builders Guide, published 1726 by Richar\\ | 1969 | B/00.1 | Neve, |
| 4251 | 7564 | New Forest Joint Steering Committee | Conservation of the New Forest | 1970 | E/16.5 | New Fo |
| 4252 | 12112 | edited by Elizabeth Newbery | Goodwood nature trail guide | ? | E/07.0 | Newber |
| 4253 | 754 | Harry Bryant Newbold et al | House and cottage construction. Volume III | | B/05.0 | House |
| 4258 | 3893 | E J Newill and P G Holden | The church of All Saints, Witley : with notes on the parish | 1939 | B/26.2 | Surrey |
| 4259 | 4648 | John Newman (edited by Nikolaus Pevsner) | The buildings of England : north east and east Kent | 1969 | B/01.0 | Pevsne |
| 4260 | 152 | John Newman, edited by Nikolaus Pevsner | The buildings of England : west Kent & the Weald | 1976 | B/01.0 | Pevsne |
| 4262 | 7344 | Jim Newmark | Trade tokens of the Industrial Revolution | 1981 | E/66.5 | Newmar |
| 4263 | 3174 | K C Newton | Medieval Essex from the Conquest to the eve of the Reformation | 1964 | E/65.4 | Newton |
| 4264 | 4231 | Nicholls & Clarke Ltd | Catalogue | | WCP | Nichol |
| 4265 | 2314 | Nicholls & Clarke Ltd | Drain pipe section | | WCP | Nichol |
| 4267 | 2885 | Peter Nicholson | The carpenters new guide : being a complete book of lines for carpentry and joinery | 1814 | B/05.2 | Nichol |
| 4269 | 5667 | W Nicholson | The British encyclopedia or dictionary of arts and sciences : Vol 5, N-R : 5 | 1809 | E/01 | Nichol |
| 4270 | 5666 | William Nicholson | The British encyclopedia or dictionary of arts and sciences : Vol. VI S-Z | 1809 | E/01 | Nichol |
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