W. H. Pearsall, D.Sc., F.R.S.

Lionel Sharples Penrose (1898-1972), MA,MD,DSc,FRCP,FRS.

Norman Henry Ashton, CBE, DSC(Lond), FRCP, FRCS, FRCPath, FRCOphth, FRS, KSTJ (1913-2000).

L ast year began with the loss of a very dear friend and colleague who had been an internationally renowned leader in ophthalmic pathology, Professor Norman H. Ashton of London (England). Of humble origins, young Norman left school at age 16 years to begin working as a laboratory assistant in a West London hospital. Subsequently, the head of the laboratory further encouraged Ashton’s interest i...

Structural Analysis of W/o/w Multiple Emulsions by Means of Dsc

W/o/w emulsions have numerous advantages arising from their structure, achieving e.g. sustained drug delivery and simultaneous use of active ingredients incompatible with each other. They are widely used both in cosmetic and in pharmaceutical industry. Studying their complex structure is quite a difficult task, which entails great care. The presently available methods give information about the...

Dr W. H. Hylton

Dr William H. Hylton, formerly a general practitioner in Clevedon died suddenly on March 20th at the age of 83. William Hawkins Hylton?Bill, was born in Leeds in 1906. He was educated at Bridlington College. His father ran a building firm but died tragically of acute appendicitis when his son was aged 14. Bill intending to pursue the same career entered Leeds University and took a degree in eng...

Light Penetration into Fresh Water Ii. Light Penetration and Changes in Vegetation Limits in Windermere by W. H. Pearsall and T. Hewitt

DURING measurements of the penetration of light into water (4), evidence was obtained which suggested that the water of Windermere was less transparent in 1932 than it had formerly been. There were also indications that the depth distribution of vegetation in this lake had changed. It was, therefore, decided to repeat some measurements of light penetration and vegetation distribution which had ...