Volume 19 - Issue 1 - June 1994

The generalized symmedian point of a convex polygon
   Mark J. Kaiser
   pp. 110
  

Nearfield acoustic holography: from background theory to    
   modern developments
   A. Croft, M. Hargreaves, L. Brown
   pp. 1121
  

Non-linear waves on the Turing ring
   Eric Renshaw
   pp. 2246
  

On variation in Poisson processes
   M. J. Faddy
   pp. 4751
  

Tower problems and martingales
   David Stirzaker
   pp. 5259
  

Letter to the editor: The pseudo-great rhombicuboctahedron   
   R. Hughes Jones
   pp. 6063
  

Letter to the editor: Parity of prime numbers and Goldbach's    
   conjecture
   Mels Sluyser
   pp. 6465
  

Obituary: Edward James Hannan
   p. 66