| Description | Medway Lapidary and Mineral Society
Merton Scientific Society
Meteorite Investiagtions
Michell, JF
Millar, Leslie
Mineralogical Abstracts
Mineralogical Record
Mineralogical Research Company
Minerals Unlimited
Morton, Mrs V
Munich Mineral Show
Miscellaneous 'N'
Nassau, K
Nature
Nature Conservancy Council
Neal, DR
New, D
Nisbet, Miss HC
Northampton Development Corporation
Northampton Borough Council
North Lincolnshire Archaeological Unit
Miscellaneous 'O'
O'Donaghue, M
Obernkirchen, S
Open Earth
Open University Geological Society - Jocelyn, J
Miscellaneous 'P' and 'Q'
Parr, Dr W
Pala Properties
Pannekoek, AJ
Parkinson, RFD (Ltd)
Permigeat
Porcellini, G
Peterson, OV
Phelps Dodge Corporation
Pilkington Bros Ltd
Pinch Museum
Pollard, A
Princeton University Press
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