This is the revised edition of Patrick Seguin's 2013 volume on Jean Prouv�'s Maison D�montable 6x6 Demountable House. It includes new images and layout. At the end of the Second World War, Prouv� began designing temporary houses for the homeless in Lorraine and Franche-Comt� in eastern France, using his patented axial frame as the basis for modules of various sizes.