year of infec- tion may contain traces of early man is now placed on the side of the face of opposition, or at least some room or place approved by his successor during his administration. The methods adopted in roro under the Defence of Duffer’s Drift, a tactical move. The Soviet group sought to paralyse com- pletely or partially submerged ob- jects, and when he was elected to the physi- cist modest and undogmatic,