- Lybke, Gerd Harry1
- Malone, Edmond,--1741-18121
- Malthus, Henry1
- Manigk, Oskar,--1934---Autograph1
- Marache, Napoleon--Autograph1
- Marache, Napoleon--Ownership1
- Martienssen, R. D. (Rex Distin), 1905-19421
- Matthies, Frank-Wolf,--1951---Autograph1
- Milbourn, Emma--Autograph1
- Molyneux, William,--1656-1698--Autograph1
- Murphy Sara1
- Murphy, Sara1
- Newman, Francis William,--1805-18971
- Newman, H1
- Newton, Isaac, Sir, 1642-1727. Principia1
- Nutt, David,--fl. 18441
- Oehlmann, Peter--Autograph1
- Partridge, William, 1669-16931
- Pearson, Norman Holmes,--1909-1975--Presentation inscription from Bryher1
- Peire, Luc, 1916-19941
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