Migrants in the City. The ideas put forward in this article are the outcome of a survey, the detailed results of which can be found in the book entitled Entering the City, 1974, where an attempt is made to describe the way migrants of rural or urban background find their place in the foreign-seeming city they enter, and the modalities of their «insertion. » Lorient and Dunkirk were chosen because of the contrasting nature of the migratory currents that converge there. Generally speaking, the migrants do not break with their background ; the links are understood and carried out as a preparatory an eventual return. Migration is often understood and carried out as a preparatory step toward a further move. The success of the migrant's inserti...