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Company
Country
Petersen & Alpers, Hamburg

(different versions with dots or not)

Germany
Pacifico Argentina Argentina
Pan-Atlantic Steamship Corporation United States
Pacifica Shipping New Zealand
Machinefabriek (“machine factory”) Padmos
Netherlands
Nathaniel T. Palmer
United States
Pal Line (Paltrans) A/B.
Sweden
Pan Ocean Bulk Carriers Ltd
Korea
Port Autonome de Strasbourg France
Project Asia Services B.V. Australia
Portulloyd, Scaniberia Line Portugal
Sea Bright & Long Branch Steamboat Company, the firm was founded by entrepreneur Thomas Patten United States
P.A. van Es & Company, Rotterdam
Netherlands
P. Bork Shipping A/S
Denmark
Pickford & Black - Halifax Canada
B. Rigopoulos Greece
H.P. Breckwoldt Jr. Germany
Poul Christensen Shipping A/S
Denmark
Pérez y Cía
Spain
Pierre Creton France
Pohl Schiffahrtsgesellschaft mbH & Co. KG
Germany
Stauerei Peatz & Co Germany
Ellerman & Papayanni Line
UK
Peter Callen & Sons Ltd Australia
Peter Dohle Schiffahrts K.G. G.m.b.H. & Co., Hamburg

(different variants on dimension of diamond or bamds)

Germany
Prosper Durand UK
Pedro-boats Netherlands
Pacific Eagle Lines Pte Ltd.
Singapore
 J&C Harrison UK
Petrostar Co., Ltd., Jeddah
Saudi Arabia
Petrofina France
Petromin Tankers and Mineral Shipping Co. (Petroship), Jeddah
Saudi Arabia
Pacific Forum Line, Apia
Western Samoa
P.F. Cleeman Shipping ApS (Aabenraa)
Denmark
Pacific Far East Line United States