That man is, in fact, only a member of a biotic team is shown by an ecological interpretation of history. Many historical events, hitherto explained solely in terms of human enterprise, were actually biotic interactions between people and land. The characteristics of the land determined the facts quite as potently as the characteristics of the men who lived on it. A land ethic, then, reflects t...

Histology safety usually focuses on general laboratory issues, but this article concentrates on the hazards affecting the individual histotech and their evolution in the last half a century. Using the information from a survey especially designed for the occasion, the hazards were divided into 4 groups, and their prevalence was expressed as percentages for national and foreign laboratories. All...

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Medieval itineraries of pilgrimage to the Holy Land conveyed the collective conscience of the society for which they were written rather than the impressions of the individual author. The first Hebrew itineraries were written in the 12th century, probably following the contemporary Christian genre. Yet, despite the evident influence, the Jewish writers succeeded in adopting the Christian genre ...