Check the listing for details. 1946 Monsanto Chemical advert, Santophen 20 wood preservative pentachlorophenol. Condition: Used. Listed at 7.82 USD. Selling is an advertisement page for: Monsanto Chemical Company from 1946 This advertisement page is by the Monsanto Chemical Company, for their Santophen 20, a pentachlorophenol wood preservative. The ad has small paintings of a house, a barn and a draftsman (engineer?). There are 3 even-smaller paintings of other uses of preserved wood. Ad text starts “How to avoid America’s next housing problem” and goes on about Monsanto’s wood preservative. This ad is full page, approx. 7” x 10”, carefully removed from a 1946 magazine. No reprints or copies. my ad#46F7 Please note the flat-rate shipping for my advertising pages. This is one price for any number of ads, mailed flat in one envelope. I use 2 sheets of light card too, to keep things flat. eBay does not combine sales automatically. If you are buying more than 1 ad, please don't pay until I send you a combined invoice. Click Here To Visit My eBay Store: busybeas books and ads Hundreds of items! Anything I find that looks interesting! Please see my other auctions for more goodies, books and magazines. I’ll combine wins to save on postage. Thanks For Looking! Luke 12: 15 Powered by eBay Turbo Lister