- Pichon, Michel.
- Pichon, P
- Pichon, Samuel
- Pichorim, M
- Pichorim, M.
- Pichorim, Mauro
- Pichuzhkina, O.E.
- Picinelli, Filippo, 1604-ca 1667
- Pick, Adolf Jos
- Pick, Friedrich Karl
- Pick, Joseph 1908-1968
- Pick, Raquel A.
- Pick, T. Pickering 1841-1919
- Pickard, George L. (George Lawson)
- Pickard, J
- Pickard, Matthew
- Pickard, N A H
- Pickard, Samuel Thomas
- Pickard-Cambridge, Arthur Wallace, Sir, 1873-1952
- Pickard-Cambridge, F. O. (Frederick Octavius), 1860-1905
- Pickard-Cambridge, Octavius, 1828-1917
- Pickavance, J R
- Pickavance, J Roger
- Pickburn, Alex
- Pickel, C
- Picken, Andrew, 1815-1845
- Picken, Thomas, 1870
- Picken, Thomas, 1870
- Pickens, A L
- Pickens, Bradley A
- Pickens, James B
- Pickens, James B.
- Pickerill, R. K.
- Pickering, Catherine M
- Pickering, Charles, 1805-1878
- Pickering, E. D.
- Pickering, Edward C
- Pickering, Joseph.
- Pickering, Percival Spencer Umfreville, 1858-
- Pickering, Quentin H
- Pickering, R R
- Pickering, Robert B.
- Pickering, Spencer U., 1858-1920
- Pickering, W A
- Pickering, W F
- Pickering, William Henry
- Pickering, William, 1796-1854
- Pickess, Bryan P
- Pickett And Sons
- Pickett, B. S. 1882-
- Pickett, C H
- Pickett, Cleo Pollard.
- Pickett, F L
- Pickett, F. L. (Fermen Layton), 1881-1940
- Pickett, Fermen L
- Pickett, H. D.
- Pickett, J F
- Pickett, J W
- Pickett, John A
- Pickett, John W
- Pickett, Kurt
- Pickett, Kurt M
- Pickett, William D.
- Pickett, William D., 1827-
- Pickford, G. D. (Gerald Duane), 1901-
- Pickford, Grace E 1902-1986
- Pickford, M
- Pickford, Martin
- Pickhardt Renfrew Co.
- Pickhardt, Emile.
- Pickholtz, Renanel
- Picking, Larry
- Pickles, A J
- Pickles, Brian
- Pickles, Robert Stuart Alexander
- Pickles, W
- Pickrell, Alan J.
- Pickrell, D. G.
- Pickstone, H. E. V.
- Pickup, Melinda
- Pickwell, George V.
- Pickworth, Bob
- Picman, Jaroslav
- Picnic Point Nurseries (Bairnsdale, Vic.)
- Picnic Point Nurseries,
- Picó, F. Xavier
- Picolli Da Silva, Leila
- Picollo, Sergio
- Picón Rentería, Patricio
- Picone, Joey
- Picone, P
- Picoral, Mônica
- Picosse, Milton
- Picot de Lapeyrouse, Philippe, baron, 1744-1818
- Picotti, Patrizia
- Picq, Sandrine
- Picq, Sophie
- Picquenard, Charles Armand, 1872-1940
- Pictet, Alphonse
- Pictet, Arnold
- Pictet, Camille
- Pictet, Charles, 1755-1824
- Pictet, F. G.
- Pictet, François Jules, 1809-1872
- Picton, B. E.
- Picton, Bernard
- Picton, Bernard E.
- Picton, Harold D.
- Picton, Irene E.
- Pictorius, Georg, approximately 1500-1569
- Pictou Academy Scientific Association.
- Pidcock, S. A.
- Piddington, H
- Piddington, Henry, 1797-1858
- Piderit, T.
- Piderit, Theodor, 1826-1898
- Pidgeon, Bob
- Pidgeon, D.
- Pidgeon, Edward
- Pidgeon, Edward.
- Pidgeon, I M
- Pidgeon, Mark
- Pidgeon, R T
- Pidinchedda, Ermanno
- Pidsley, William E. H.
- Pie, Marcio Roberto
- Pieau, C
- Pieau, Claude
- Piech, Betty Jean.
- Piech, Hanna
- Piech, M
- Piechnik, Łukasz
- Piechocki, R
- Piechowski, Daniel
- Pieczarka, J
- Pieczarka, Julio
- Pieczarka, Julio C.
- Piedade, Luiz Rubens
- Piedade, Maria Teresa Fernandez
- Piedade, Sônia Maria de Stefano
- Piedallu, A
- Piédallu, André
- Piedmont Directory Co.
- Piedmont Forestry Company.
- Piedmont Green Houses.
- Piedmont Greenhouses.
- Piedmont Plant Co.
- Piedra, Enrique
- Piedra, Priscila
- Piedrahia, Paolo
- Piedrahita, Paolo
- Piedrahita, Paolo Michael
- Piedra-Malagón, Eva María
- Piedra-Malagón, Eva María
- Piedras, Fernanda Reinhardt
- Piedras, Sérgio
- Piedras, Sérgio R. N.
- Piehl, Martin A
- Piek, T
- Piekarski, Patrick
- Piekarz, Doug
- Piel (Island). Sea-fish hatchery.
- Piel, K M
- Piel, Octave.
- Piel, W H
- Piel, William H
- Pielichowska, Maria
- Pielou, E. C. (Evelyn Chris) 1924-
- Pienaar, B J
- Pienaar, Elizabeth
- Pienaar, Elizabeth F.
- Pienaar, K J
- Pienaar, Leon V. (Leon Visser), 1936-
- Pienaar, Richard N
- Pieniz, S.
- Pieńkowska, Joanna R.
- Pienkowski, Mike
- Pienkowski, R L
- Pienkowski, Wojciech
- Piepenbring, M
- Piepenbring, Meike
- Piepenburg, Dieter
- Pieper, Charles J.,
- Pieper, Charles John, 1887-
- Pieper, Evelyn
- Pieper, Harald
- Pieper, M
- Pieper, Rex D
- Pieper, Wagner W.
- Piepers, M. C. (Marinus Cornelis), 1835-1919
- Piepers, Meester Murinus Cornelis
- Piepers, Nicole
- Pier, A C
- Pierallini, R
- Pierangeli, Maria Aparecida Pereira
- Pierantoni, Riccardo
- Pierantoni, U
- Pierantoni, Umberto
- Pierantoni, Umberto, 1876-
- Pierce Bulb Company.
- Pierce Seed & Mercantile Company.
- Pierce Seed Co.
- Pierce Seed Company.
- Pierce, A J
- Pierce, Andrew J
- Pierce, B. F.
- Pierce, B. N.
- Pierce, Benjamin A.,
- Pierce, Brian L.,
- Pierce, Bryan E
- Pierce, C L
- Pierce, D. A.
- Pierce, David E.
- Pierce, Donald A.
- Pierce, E Lowe
- Pierce, F N
- Pierce, Frank
- Pierce, Frank Nelson.
- Pierce, Fred J
- Pierce, Glenn L.,
- Pierce, Graham J
- Pierce, Harold D
- Pierce, Harold G.
- Pierce, Howard Castner.
- Pierce, James C.
- Pierce, John
- Pierce, John H
- Pierce, Leland Justin Stanford
- Pierce, Mac
- Pierce, Mary-Elizabeth
- Pierce, Matthew V.
- Pierce, Miriam.
- Pierce, N D F
- Pierce, Naomi
- Pierce, Naomi E
- Pierce, Newton B
- Pierce, Newton Barris, 1856-1916
- Pierce, Prince
- Pierce, R J
- Pierce, R. C. (Ronald C.)
- Pierce, R. W.
- Pierce, Robert A
- Pierce, Ron.
- Pierce, Roy G. (Roy Gifford), 1884-1958
- Pierce, S E
- Pierce, Sidney K
- Pierce, Simon J
- Pierce, W. C.
- Pierce, W. Dwight (William Dwight), 1881-1967
- Pierce, Wendy (Wendy N.)