Excerpt from Oil and Gas Development in Illinois in 1942 Pressures in Southeastern Illinois oil fields are estimated bottom hole pressures reported in previous

Excerpt from Oil and Gas Development in Illinois in 1933 In order to conserve space, we are printing below such footnotes as have general application to Table 1

In the pantheon of air power spokesmen, Giulio Douhet holds center stage. His writings, more often cited than perhaps actually read, appear as excerpts and apho