1880s 25r, formula envelope with advertising on front in grey-blue and red on reverse including Goldsmith, Cigars, Metal construction with Steam Engines and Bridges, Tea & Coffee, Olive Oil, Chocolate, Porto Crystal Palace with all sorts of goods including Photography. Reverse with Lottery, Dynamite, Music Store, Nestle Milk Powder, Printers, Railway and Tramway materials. Fine, rare early advertising.