PERU 1857 PACIFIC STEAM NAVIGATION Co (PSNC) 1r blue Scott# 1 mint - Rare Genuine stamp , no gum, in deep bluish paper. Please be sure to check my other listings! The item "PERU 1857 PACIFIC STEAM NAVIGATION Co (PSNC) 1r blue Scott# 1 mint Rare" is in sale since Saturday, February 16, 2019. This item is in the category "Stamps\Latin America\Peru". The seller is "s_faria" and is located in Portugal.This item can be shipped worldwide.