Material relating to geographical distribution (colour defectives)

Scope and Content

Mostly correspondence concerning data on the frequencey of colour blindness in populations. Includes correspondence between Professor Hans Kalmus and Sir Cyril Lodowic Burt, Sir Bryan Harold Cabot Matthews, Dr W Jaeger (written in German), Professor Tage Kemp, Professor A Franceschetti, Prof J ten Doesschate, Professor C Kosswig, Dr D J Nolte, Dr Philip V Tobias, Professor Helgi Tomasson, Dr Jan A Book, Professor F Clarke Fraser, Professor Kunizo Hukuda, Dr L D Sanghvi, Professor Manfred Richter, Leiutenant Commander J C van Epen, Dr J Zwarteveen, Dr Carl-Erik Groth, Dr Agnes Crawford, Professor Hans J Gloor, and Dr M A Bouman. Also includes miscellaneous manuscript and typescript notes.