| 3981 | 514 | edited by A Mawer and F M Stenton | Introduction to the survey of English place-names. English Place-Name Society Volume I Part I | 1925 | E/13 | Mawer, |
| 3982 | 508 | edited by A Mawerand F M Stenton et al | The place-names of Sussex. English Place-Name Society Volume VI Part I : the Rapes of Chichester, Arundel and Bramber | 1929 | E/13 | Mawer, |
| 3983 | 509 | edited by A Mawerand F M Stenton et al | The place names of Sussex. English Place-Name Society Volume VII. Part II : the Rapes of Lewes, Pevensey and Hastings | 1930 | E/13 | Mawer, |
| 3984 | 991 | Petworth Parish Church Magazine | Petworth in ancient times : being articles by the late Lady Maxse | 1947 | E/15 | Sussex |
| 3985 | 96 | Donald Maxwell | A detective in Sussex : landscape clues to riddles of the past | 1932 | E/15 | Sussex |
| 3986 | 2798 | J C Maxwell | Text-books of science : theory of heat | | WCP | Maxwel |
| 3987 | 4373 | Walter Maxwell-Scott and James Corson | Abbotsford : the home of Sir Walter Scott | 1969 | M/08 | Scotla |
| 3988 | 2232 | W H Maxwell | Practical sanitary science : Part 1 : ventilation, heating & lighting | 1897 | WCP | Maxwel |
| 3989 | 4850 | Mayfield PCC | St. Dunstan, Mayfield | ? | B/26.2 | Sussex |
| 3990 | 7435 | Graham Mayhew | Tudor Rye | 1987 | E/15 | Sussex |
| 3991 | 2716 | edited by Gilbert & Elizabeth McAllister | Homes, towns and countryside : a practical plan for Britain | 1945 | E/16.7 | McAlli |
| 3992 | 1146 | edited by Cicely McCall | Our villages : a survey of amenities and public services in rural areas by the National Federation of Women's Institutes | 1956 | E/66.3 | McCall |
| 3993 | 2981 | edited by Alison McCann | The Petworth House archives Vol II : a catalogue | 1979 | E/64 | McCann |
| 3994 | 4577 | John McCann | Clay and cob buildings | 1983 | B/05.5 | McCann |
| 3995 | 3590 | John McCann | Clay and cob buildings | 1983 | B/05.5 | McCann |
| 3997 | 7665 | compiled by Timothy J Mcann | Restricted grandeur : impressions of Chichester 1586-1948 | 1974 | E/15 | Sussex |
| 3998 | 1647 | compiled by Timothy McCann | Restricted grandeur : impressions of Chichester 1586-1948 | 1974 | E/15 | Sussex |
| 3999 | 2948 | edited by T J McCann | Goodwood : Royal letters : Mary Queen of Scots to Queen Elizabeth II | 1977 | E/64 | McCann |
| 4001 | 4316 | Edna and Mac McCarthy | History trail of the town and Cinque Port of Seaford | ? | E/15 | Sussex |
| 4002 | 2216 | Edna & 'Mac' McCarthy | Sussex river : journeys along the banks of the River Ouse : Newhaven to Lewes | 1977 | E/15 | Sussex |
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