Robert Lochner (engineer) major element, the Mulberry Harbour. One of the major challenges facing the D-Day landings was to secure a European port for the delivery of essential supplies, but instead of capturing an existing port, the Allies decided on an audacious plan to build temporary harbours off the coast of Normandy. The big challenge in the rough seas of the English Channel was to create a breakwater to protect the concrete landings from the vicious waves and Robert Lochner was the man chosen by Churchill to lead a group of scientists known as The Wheezers And Dodgers to solve this challenge. The
International Convention to Facilitate the Importation of Commercial Samples and Advertising Material International Convention to Facilitate the Importation of Commercial Samples and Advertising Material The International Convention to Facilitate the Importation of Commercial Samples and Advertising Material is a 1952 United Nations multilateral treaty. States that ratify the treaty agree to allow product samples and advertising material into the county duty-free. The Convention allows the duty-free importation of commercial samples that are determined to be of "negligible value". It also allows the duty-free importation of advertising material such as catalogues, price lists, and trade notices. The Convention was concluded in Geneva on 7 November 1952. It was signed by six states and