David Large

September/October 1973

An electrical engineer, has edited a book called Hidden Waste, Potentials for Energy Conservation. The manual is intended primarily for people who already have some knowledge of energy matters (it is somewhat technical) and summarizes recent research into methods for reducing wasted energy. The Conservation Foundation, 1717 Massachusetts Avenue NW, Washington, D.C. 20036 sells the manual for $3.00 postpaid.