Swiss Office for the Development of Trade (OSEC), Bellefontaine, Lausanne, Switzerland. 1973. Softcover. 112 pp 4to. This book is designed to help attract tourists and businesses to Switzerland by packaging as much culture, history, and business/labor attractions as possible in one book. Beautiful color and B&W photography highlights the Swiss countryside, agriculture, education, industry, and skilled workers. Manchas del paso del tiempo en portada, contraportada y corte superior y lomo abierto por abajo, ver foto.