Rudy Van: 5 books

These natural history guides have been developed to encourage young people and anyone with a budding interest in natural history to learn about the wonders of southern Africa's fascinating fauna and flora. They are an invaluable resource for the beginner, providing information at a glance: each of...

Anyone who spends time beside the sea knows there’s a wealth of ‘treasure’ to be found, be it natural or manufactured, living or washed up. Beachcombing in South Africa is a friendly guide to the seashore’s rich pickings. Short chapters such as Floaters and drifters, Sea-beans, Sponges, Eggs...

This publication will teach you the basics of how to start a Asbestos Mining and Quarrying Business. With step by step guides and instructions, you will not only have a better understanding, but gain valuable knowledge of how to start a Asbestos Mining and Quarrying Business

An important purpose of The Handbook of Environmental Chemistry is to aid the understanding of distribution and chemical reaction processes which occur in the environment. It is designed to serve as an important source for environmental scientists and decision-makers in industry, governmental and...

Sigma delta modulation has become a very useful and widely applied technique for high performance Analog-to-Digital (A/D) conversion of narrow band signals. Through the use of oversampling and negative feedback, the quantization errors of a coarse quantizer are suppressed in a narrow signal band in...