Macdonald actually disliked tobacco, and upon his death in 1917, he bequeathed his company to Walter and Howard Stewart, the two sons of company manager David Stewart
PREHISTORY : Regardless of the fact that it was written on the cigarette packages under the manufacturer's coat of arms, or even now if they exist, that they were founded eighteen hundred and some, that does not correspond to the truth
"Some cigarette and smokeless packaging is changing, but the product remains the same," said one Phillip Morris flier distributed to retailers and specifically meant not to be shown to customers -- according to the paper
Even worse, several of the compounds that ozone does react easily with will be broken down into dangerous or irritating chemicals, such as formic acid
"1984-Annual Report" (PDF)
"Global Hazards of Tobacco and the Benefits of Smoking Cessation and Tobacco Taxes"