Soap through the Ages
Soap through the Ages was one of the first series of Unilever Educational Booklets. The booklet gives a survey of the soap industry from its beginning on the shores of the Mediterranean to the 1950s. Contents I Early history II A story of struggle III The modern age is born IV Looking to the future
Lecture Experiments in Chemistry
Published in 1947, the aim of this book was to place 'experiments against a background of teaching motives and methods ... [and thus] ...outline a rational way of teaching chemistry'. This book is a third edition of a work originally published in 1937. Contents of this book: Introduction Chapter 1: Introductory:…
Soap-Making
Soap-Making was one of the first series of Unilever Educational Booklets. Written in the late 1950s, the booklet describes the principles of detergency and gives an account of both the batch and continuous methods of soap making. Some of the content of this booklet was updated and represented as part of Detergents the first of…
Quick Frozen Foods
This educational booklet, published by Unilever in 1956, gives the history and techniques of food preservation by freezing. Starting with the observations of Clarence Birdseye amongst the Inuits and his subsequent experiments, the booklet follows the story of the changes in the way peas were picked and sold. A full description is…