Part 2 of proceedings of an international meeting organized by Institut für Museumswesen of the German Democratic Republic in Potsdam, December 1988. Contents include: climate and illumination of museum rooms from the architectural point of view; integration of technical installations in the architectural design of showrooms of the Schiller Museum in Weimar, Thuringia, Germany; report of the working group on the museum techniques of Socialist countries; methods of illumination for museum rooms with specialized lighting units and antifading filters. The first part is abstracted in <b>29-1128</b>.