'Strictly Pure,' as found in the market to-day, ground in oil, is a mechanical mixture of White Lead, acetate of lead, chemically pure carbonate of lead, partially corroded lead (in all stages of corrosion), rotten metallic lead, rotten tan-bark, and excess of water."

"The Dutch Process of corroding lead is a 'happy-go-lucky' one." —(Terry.) Under it a uniform product cannot be obtained, unless the pigment, after being taken from the stacks, is ripened and finished by alternate washings and aerations until it is relieved from harmful ingredients and excesses; for example, excess of water, lead acetate, lead carbonate, etc. Time and money only can accomplish this result. "The time is probably quickly coming when, except for indoor or the commonest purposes,  White  Lead  Oil  Paint,  that  is,