P. [unknown surname], [full version unknown] I.K.
Paget, Richard Arthur Surtees
Paine, Alfred Edward Winmiatt
Paine, William Henry
Palgrave, Francis Turner
Palin, Michael Edward
Palmer, William Mortlock
Parker, Charles James
Parker, F.J.
Parker, J.
Parker, James
Parker, Lynn
Parker / Parker of Oxford, William H.
Parkman, [Mr] [full version unknown]
Parmar, Bharti
Parsons, Catherine E.
Parsons, Ernest
Parsons, N.
Parsons, R.J.
Parsons, S.
Parsons, Thomas
Parsons, Wayman
Parsons, [Mrs] Ernest [full version unknown]
Partington [also known as Edge-Partington], James Edge
Patte, Etienne
Pavyer, [full version unknown]
Payne, Alfred E.
Payne, Frank
Payne, Joseph
Payne, [Mrs] M.
Peace, Charles
Peach, Harry Hardy
Peacock, Florence
Peacock, [Mrs] F.
Peake, Arthur E.
Pearson, A.
Peck, Jenny
Peck, Sandra
Peek, Cuthbert Edgar
Penniman, Thomas Kenneth
Pennington, Anne Elizabeth
Pennink, Merlin
Perceval, S.G. [probably Spencer George]
Perfect, K.
Pergamon Oxford Russian Series
Perry & Company
Petch, Alison
Philbey, J.P.
Philips, [Mrs][full version unknown]
Photogeneral
Pickard and Curry
Pickering (also known as Mrs Henry Joule), Hannah
Pickett
Piercy, E.B. or Faith
Piercy, William Coleman
Pilkington, [Miss] P. also known as Frances Meredyth
Pinches (Medallists) Ltd., John
Pinfold , Thomas
Piper
Pirou, Eugene
Pitt, [Miss][full version unknown]
Pitt-Rivers, Anthony
Pitt-Rivers, Michael
Plasted, Thomas
Plumer, E. [possibly Edward]
Pobjoy (Estreham) Ltd.
Pocock, James or [Reginald] Innes
Pohlman, Johannes or John
Pope, [Miss][full version unknown]
Popham, [family] [full version unknown]
Popple, W.
Porrett, Robert
Porter, Frederick K.
Potter , Henry
Potter , William Henry
Poulett, George
Poulton, Edward Bagnall
Poulton, Emily
Poulton, Janet
Poulton, Margaret
Poulton later known as Poulton-Palmer, Ronald William
Powell, A.S.
Powell, Frederick York
Powell, J.H.
Powell, Thomas Henry
Powys, Henrietta
Powys, [Miss] S.U.
Powys family, [full version unknown]
Pratley, W.F.
Pratley [father of W.F., Unknown
Preston and Co. [if address below is right], John
Prestwich, Joseph
Price, Frederick George Hilton
Price, George
Price, [Miss] J.M.E.
Price's Patent Candle Co.
Prideaux, William de Courcy
Prior, Suzy
Pritchard, John Emanuel
Prowse & Co. , Keith
Pumfret, Unknown
Purkis, [Mrs] T.
Purle
Puttick and Simpson