[1] ALEXANDER MacALISTER (1844-1919) (Professor of Anatomy, 1883-1919). Letter (1884) [2-3] SIR DONALD McALISTER (1854-1934) (Fellow of St. John's, 1877-1934; President, General Medical Council, 1904-31; Vice-Chancellor, Glasgow University, 1907-29). Letters (1879) [4-5] W. EDWARD MacANDREW (London). Letters (1873) [6-7] ANGUS MacARTHUR (Glasgow). Letters (1862) [8-190] GEORGE McARTHUR (Encyclopaedia Britannica, Edinburgh. Church of Scotland minister?). Letters to Alfred Newton (1875-86); letters to him, from Thomas McLaughlan (1876-79) [191-193] JOHN McGREGOR, JOHN (Scotland). Letters (1864-71) [194-201] WILLIAM CARMICHAEL McINTOSH (1838-1931) (Professor of Natural History, St. Andrews University, 1882-1917). Letters (1870-87) [202-204] DONALD MACKAY. Letters (1866-67) [205-224] GEORGE McKAY (Moin House, Tongue, Sutherland). Letters to Edward and Alfred Newton (1857-67) [225-226] OSGOOD HANBURY MACKENZIE (1842-1922) (garden architect). Letters (1876) [227-251] ROBERT McLACHLAN (1837-1904) (Secretary, Treasurer, President, Entomological Society 1868-94; editor, Entomological Monthly Magazine). Letters (1870-86) [252] WILLIAM A. McLEAY (taxidermist, Inverness). Letter (1879) [253] DONALD McLEOD (Tongue, Sutherland). Letter (1863) [254-255] MACMILLAN & CO. (publishers). Letters (1885) [256-265] ALEXANDER MACMILLAN (1818-96) (publisher, Macmillan & Co.). Letters (1867-86) [266-299] HUGH ALEXANDER MACPHERSON(1858-1901) (clergyman). Letters (1884-89) [300-305] EIRIKR MAGNUSSON (1833-1913) (Under-Librarian, Cambridge University Library, 1871-1910; translator of Icelandic works). Letters (1863-77) [306] WILLIAM FULLER MAITLAND (1813-76) (picture collector). Letter (1871) [307-309] CéSAR JEAN SOLOMON MALAN (SOLOMON CAESAR MALAN) (1812-94) (clergyman, oriental and biblical scholar). Letters (1860) [310-311] E.W. MALCOLM. Letters (1884) [312] 3RD EARL OF MALMESBURY (JAMES HOWARD HARRIS) (1807-89). Letter (1877) [313] ANDERS JOHAN MALMGRéN (1834-97) (Finnish marine and fishery biologist). Letter (1865) [314] ROBERT JAMES MANN (1817-86) (scientific writer). Letter (1874) [315-318] THOMAS JAMES MANN (1848-97) (brewer, fish-breeder, angler). Letters (1885-89) [319-323] GRAHAM EDWARD HENRY MANNERS-SUTTON (1843-88). Letters (1864-66) [324] GEORGE MANNING (Marlborough College). Letter to John Yarrell (deceased), forwarded to Alfred Newton (1862) [325-351] JOHN CLAVELL MANSELL-PLEYDELL (1817-1902) (ornithologist). Letters (1872-86) [352-357] SIR CLEMENTS RICHARD MARKHAM (Secretary, Royal Geographical Society 1868-88, secretary of Hakluyt Society 1858-87; historical writer). Letters (1872-81) [358-359] WILLIAM MARRIOTT (1848-1916) (Assistant Secretary, Meteorological Society, 1872-1915). Letter to Alfred Newton; letter to him, from Elizabeth Maynard (1875) [360] WILLIAM HENRY MARSH (d.1892) (Major-general). Letter (1868) [361-368] ARTHUR MILNES MARSHALL (1852-93) (Fellow of St. John's 1877-85; Professor of Zoology, Owens College Manchester, 1879-93). Letters (1882-84) [369] CHARLES HENRY TILSON MARSHALL (1841-1927) (army officer, ornithologist). Letter (1869) [370] GEORGE FREDERICK LEYCESTER MARSHALL (1843-1934) (Royal Engineers, India). Letter (1870) [371] JOHN MARSHALL (Belmont, Taunton). Letter (1888) [372-377] WILLIAM MARTIN (Stockton-on-Tees). Letters to Edward Newton (1853) [378] A.M. MATTHEWS (Weston on the Green, Bicester). Letter (1853) [379-396] MURRAY ALEXANDER MATHEW (1838- ) (clergyman). Letters (1860-88) [397-407] WILLIAM MATTRESS (printer, Printing House Square, Fleet Street). Letters (1862-72) [408-410] ALFRED PERCIVAL MAUDSLAY (1850-1931) (Private Secretary to Governor of Trinidad, 1873-74; colonial official, Fiji and western Pacific, 1875-80). Letters (1874-81) [411] GEORGE E. MAULE (Bath, Somerset). Letter (1863) [412] WILLWOOD MAXWELL (Dalbeatter). Letter (1889) [413] JOHN MAGEE. Letter (1863) [414-415] MEADE, RICHARD HENRY MEADE (1814-99) (surgeon, entomologist). Letters (1866) [416-419] EDMUND GUSTAVUS BLOOMFIELD MEADE-WALDO (1855-1934) (zoologist; conservationist). Letters (1883-85) [420-422] SIR WILLIAM COLES PAGET MEDLYCOTT(1831-87) (Sherborne, Dorset). Letters (1865-66) [423-425] CHARLES JAMES MELLER (1836?-1869) (traveller, botanist). Letters (1865) [426-428] EDWARD MELLISH. Letters (1863-64) [429] G.W. MELLISS (father of John Charles Melliss). Letter (1870) [430] JOHN CHARLES MELLISS (1835-1911) (engineer, topographer, naturalist). Letter (1869) [431-432] J.S. METCALFE (Kendal, Westmorland). Letters (1877) [433-437] ADOLF BERNARD MEYER (1840-1911) (Director, Royal Zoological Museum, Dresden). Letters (1888) [438-439] SOTHERTON NATHANIEL MICKLETHWAIT (1823-89) (clergyman). Letters (1872-84) [440] CHARLES HENRY MIDDLETON(-WAKE) (1828-1915) (clergyman). Letter (1873) [441] ROBERT MORTON MIDDLETON (1818-88). Letter (1877) [442] PHILIP WILLIAM SKINNER MILES (1816-81) (MP). Letter to Mrs. Eleanor Warre (1877) [443] SAMUEL HENRY MILLER (geologist, writer on Fenland). Letter (1876) [444-461] JOHN MILNE (1850-1913) (seismologist; mining engineer, Newfoundland; geologist and mining engineer to Japanese Government). Letters (1875) [462] SIR FREDERICK GEORGE MILNER (1849-1931) (MP). Letter (1884) [463-464] HENRY BEILBY WILLIAM MILNER (1824-76) (2nd son of Sir William Milner, Bart., of Bolton Percy). Letters (1860-71) [465] ADELINE GEORGIA, LADY MILNER (d.1902) (wife of Sir Frederick Milner). Letter (1872) [466] EDITH MILNER (sister of Sir Frederick Milner). Letter (1884) [467-471] SIR WILLIAM MORDAUNT EDWARD MILNER (1820-67) (Nun Apple- ton Hall). Letters to Alfred Newton; letter to him, from Edward Newton (1855-60) [472] R. MINTERN (Mintern Bros., lithographers[?], Hart Street, London). Letter (1876) [473-479] DAVID WILLIAM MITCHELL (1813-59) (zoologist, Zoological Society of London). Letters to Alfred Newton, John Wolley, Edward Newton (1852-57) [480-484] FREDERICK S. MITCHELL (Clitheroe, Lancashire). Letters to Alfred Newton, letter to him, from John Nodal (1885-89) [485-518] ST. GEORGE JACKSON MIVART (1827-1900) (biologist, writer; lecturer in comparative anatomy, St. Mary's Hospital Medical School, 1862-1900). Letters (1866-80) [519-520] THOMAS JAMES MONK (brewer, Lewes). Letters (1873-81) [521-528] MONTGOMERY, ROBERT J. MONTGOMERY (Royal Zoological Society of Ireland, Dublin). Letters (1860-77) [529-531] FREDERIC MOORE (1830-1907) (India Museum; lepidopterist, writer). Letters (1867-72) [532-535] GEORGE PETER MOORE (Captain, ornithologist). Letters (1875-77) [536-552] SIR NORMAN MOORE (1847-1922) (1st Baronet; lecturer in comparative anatomy, St. Bartholomew's Hospital, 1874-85, in pathology, 1887-93, in medicine, 1893-1911). Letters (1867-85) [553] STUART ARCHIBALD MOORE 1842-1907) (legal antiquary). Letter (1885) [554-568] THOMAS JOHN MOORE (1824-92) (curator, Liverpool Museum). Letters (1859-81) [569-570] GEORGE FRANCIS MORANT (Fort William). Letters to and from Alfred Newton (1875) [571-630] ALEXANDER GOODMAN MORE (1820-95) (curator, Natural History Society, Dublin). Letters (1857-86) [700] MRS. C.L. MORGAN (St. Rhadegund's, Cambridge). Letter (1886) [701-704] BEVERLEY ROBINSON MORRIS (1816-83) (York; physician; writer on game birds). Letters to Alfred Newton, copy letter to him, from R.A. Julian (1853) [705-706] SIR DANIEL MORRIS (1844-1933) (agriculturalist; Assistant Director, Royal Botanic Gardens, Kew 1886-98). Letters (1889) [631-699] FRANCIS ORPEN MORRIS (1810-93) (clergyman, naturalist, author of A history of British birds, 1857-57). Letters to Alfred Newton, copy letters to him, from C. Hudson, Sir Edgar MacCulloch (1852-89) [707] GEORGE M. MORRIS (Birkbeck Literary and Scientific Institution, London). Letter (1886) [708] JAMES MORRIS (representative of Mauritius at Paris Exhibition). Letter (1868) [709-713] MOWBRAY WALTER MORRIS (1847-1911) (journalist, writer). Letters (1885-87) [714-715] E.L. MOSELEY (natural history dealer, London). Letters (1890) [716-724] HENRY NOTTIDGE MOSELEY (1844-91) (naturalist, Challenger exped- ition, 1872-76; Fellow, Exeter College Oxford, 1876-81, Professor of human and comparative anatomy, Oxford 1881-91 , Fellow, Merton 1881-91). Letters (1884-86) [725] SETH LISTER MOSLEY (1848-1929) (taxidermist, Huddersfield). Letter (1884) [726-727] FREDERICK THOMPSON MOTT (1825-1908) (botanist). Letters to and from Alfred Newton (1881) [728-729] GEORGE MUIRHEAD (Paxton, Berwick on Tweed). Letters (1874-86) [730] HUGH ANDERSON JOHNSTONE MUNRO (1819-85) (Fellow of Trinity, 1843-85; Kennedy Professor of Latin, 1869-72). Letter (1875) [731-773] MUNTON & MORRIS (FRANCIS K. MUNTON) (solicitors, London). Letters (1881-82) [774] SIR RODERICK IMPEY MURCHISON (1792-1871) (geologist; President of Geographical Society, 1843-71; Director-General of Geological Survey 1855-71). Letter (1865) [775-776] ALEXANDER MURDOCH (John Murdoch & Co., manufacturers, Glasgow). Letters (1868-77) [777-778] JAMES BARCLAY MURDOCH (1831-1906) (merchant, landowner, geologist). Letters (1875) [793-868] JAMES MURIE (1832-1925) (naturalist on Consul Petherick's Nile expedition; comparative anatomist; Secretary, Linnaean Society). Letters to Alfred Newton (1865-85); letter to H.W. Feilden (1878) [779-784] ANDREW MURRAY (1812-78) (naturalist; Assistant Secretary, Royal Horticultural Society, 1860-68; later Scientific Director). Letters (1866-71) [785-791] SIR JAMES AUGUSTUS HENRY MURRAY (1837-1915) (Editor, Oxford English Dictionary, 1879-1915). Letters (1884-93) [792] MURRAY, SIR JOHN MURRAY (1841-1914) (marine naturalist, ocean- ographer). Letter (1887) [869] ALPHONSE MILNE-EDWARDS (1835-1900) (ornithologist, mammalologist). Letter (1867)