Science & Mechanics, Special edition 1981 solar breakthrough

Step back in time with this fascinating special edition of Science & Mechanics from 1981! This issue highlights a predicted "Solar Breakthrough" featuring a "Fabulous Spiral Concentrator" with potential for 20kW home power. A unique glimpse into the energy aspirations of the early 80s! You'll also find articles on home economy, car efficiency, and career opportunities within this snapshot of the past. A great addition for collectors of vintage science and technology magazines!  The magazine cover has wear.