N. Stolow, Remarks on the programme of the working group, (3 pp. ). Members of the working group are listed, the program explained and the agenda for the present meeting set out. R.D. Buck, Recognition of vulnerability in objects considered for transit (2 pp.). A plea is made for tighter control in the selection of objects for loan, and for the rejection of objects recognized as vulnerable by a professional conservator. F.D. Bo Wennberg, A report on a preliminary study of damage to paintings during transport and temporary exhibitions by means of photographic enlargement (64:1) (7 pp., 1 illus.). Twenty-five paintings were photographed as described before and after a loan exhibition, and the results used to show that very slight cracking had developed in four of them. K. Toishi, Proposed equipment for recording environmental conditions in the hold of jet planes (3 pp.). The recorder is a clockwork device recording temperature, pressure and humidity on light-sensitive paper. B.L. Marconi, Report on vibration, mechanical hazards, surface and air transport for works of art (2 pp.). This is a preface to the five following papers and gives some general comments. Karol Lucewicz, Report of the main packing centre (Warsaw) regarding transport by trucks and by railroad (4 pp.). Mechanical shock experienced in road and rail transport have been measured and are tabulated according to frequency of occurrence and the measured acceleration. Henry Zimakowski, Report on air transport conditions (Polish Air Lines LOT) (2 pp.). The climate in the cargo holds of four types of aircraft, and the inertial forces experienced in these aircraft in flight, are tabulated. Janusz Lehman, Report on packing at the National Museum in Poznan (1 p.). Packing methods in use are surveyed briefly. Maria Markiewcz, Method of packing textiles for transportation, (1 p.). Summary only of such methods. (no author given), Protection of objects of art during transportation at home and abroad as carried out by the National Museum in Krakow (1 p.). The methods for protection against shocks and againsts humidity changes are summarized. N. Stolow, Bibliography and references on care of works of art in transit and related subjects (5 pp.) The 53 references cover the period 1947 to 1968. See also 40.