The Board of Archer Exploration Limited announced the appointment of Dr. David Lock to head the company's metallurgical testing, process flow sheet definition, pilot plant testing and operating plant design for the Campoona Graphite Deposit. Dr. Lock is a World expert in Geochemistry, Assaying, Mineral Processing, Mineralogy, Geo-metallurgy, Process improvements, Project Design and Execution, Product Development and Marketing in Industrial Minerals.