Extremely rare 1928 lithographed postcard advertising Heineken beer during the 1928 Amsterdam Olympic games.  It commemorates probably the first skywriting advertising in The Netherlands.  The card was printed by the lithographic printers Kotting from Amsterdam.  On the back it reads in Dutch: To commemorate the flight, carried out by the brave English skywriter commissioned by the Heineken's Brewery.  The first brewery in the world that uses this modern form of advertising.  The card was designed by Willy van de Poll (1893-1951).  The advertising bureau that did the exploitation of all the advertising in the Olympic stadion is printed on the left bottom corner and is N.V. Reclamebureau Remaco.  On the right hand bottom corner it has the printers name. It measures 3.5"x 5.5".