https://books.google.com/books?id=5mofAQAAMAAJ&pg=RA1-PA106&lpg=RA1-PA106&source=bl&ots=-62284S8qz&sig=kfTDjWhLXn93_Q0Wb-xP3PYXb40&hl=en&sa=X&ved=0CEsQ6AEwB2oVChMIyc_AtfaLyAIVy3o-Ch0tyQ-6#v=onepage&q&f=false
Published by the Maryland Refining Company in 1919. Can't suspect them of being Clean Air heathens ;-) But look at all the fun they had with high sulphur content even then...
Published by the Maryland Refining Company in 1919. Can't suspect them of being Clean Air heathens ;-) But look at all the fun they had with high sulphur content even then...