50, 100 & 150 years ago.

• Localización: Scientific American, ISSN 0036-8733, Vol. 301, Nº. 6, 2009, págs. 16-16
• Idioma: inglés
• Texto completo no disponible (Saber más ...)
• Resumen

  • The article discusses reports published in "Scientific American" from 50, 100, and 150 years ago including one on whale fisheries and the increased demand for whale oil in the December 1859 issue, one on a Zeppelin railway by German engineers in the December 1909 issue, and one on a hypothesis linking obesity with overeating in the December 1959 issue.