This rare booklet, titled "G. E. 1961 Aerospace Propulsion Data Book," is a must-have for collectors of vintage paper items. It provides valuable information on aerospace propulsion from the early 1960s, and is a unique piece of history. The booklet was manufactured in the United States and is a great addition to any collection of collectibles, paper, or booklets from the 1960s to now. There is a crack along the binding that needs glued. See pics for condition.