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Discover how planes get--and stay--airborne

Now you can truly master an understanding of the phenomenon of flight. This practical guide is the most intuitive introduction to basic flight mechanics available. Understanding Flight, Second Edition, explains the principles of aeronautics in terms, descriptions, and illustrations that make sense--without complicated mathematics. Updated to include helicopter flight fundamentals and aircraft structures, this aviation classic is required reading for new pilots, students, engineers, and anyone fascinated with...

Martin Luther was the first since Paul to express it: simul iustus et peccator--simultaneously just and a sinner. It seems like a paradox. How can we be both just and sinful? Both claims are true of a believer in Jesus Christ. We are just or justified in our Position but still sinful in our Condition. Our Position deals with our current place seated at the right hand of God the Father in Christ. But our Condition on earth right now certainly does not conform to our Position in heaven. We still struggle with a sinful nature and do things we know are not Christ-like, to say the...

This issue focuses on the latest treatment options concerning bovine orthopedic conditions. Topics covered include: external fixation devices, orthotics and prosthetics, coxofemoral disease, septic arthritis, splints and casts, stifle disorders, internal fixation, diseases of the tendon, imaging techniques, and more

"Overall this is a specialist text, it will make a useful addition to the practice reference library, for both basic fracture treatments and when dealing with more complex cases." Reviewed by: Roger Blowey. Date: 25/07/2014

"Although...

Khat is a natural substance that, in the Middle East, is as ubiquitous as coffee in the West. It is hugely popular in some African and Arab populations. But critics contend that it is a seriously addictive stimulant that damages the cardiovascular system. In a groundbreaking study, the authors go behind the veil of the drug, questioning its availability and its affect on its Red Sea producers. Interwoven with case studies from Djibouti to Rome, The Khat Controversy goes deeper to explore contemporary issues relating to globalization, ethnicity and culture. The first study of this...