Palz Helmut
Pammer Oskar
Panchenko Grigory K.
Panholzer Heinrich
Pannu Kulbir
Panov Alexandr N.
Pantke Heinz D.
Paraisten Kalkki Oy
Parobek Edward G.
Parsons Marshall F.
Passarotto Roberto
Paterson Alan J.f.
Peabody Engineering Corp.
Pearce Arnold P.
Pearch Max W.
Pedlik Miroslav
Peftiev Igor M.
Peiffer Patrick
Pekov Nikolai S.
Penchev Hristo G.