By David H. Allen Overview Over the course of the preceding quarter of a century, I’ve traveled to Egypt four times. In addition, I once...

Travels for Engineers in Brazil By David H. Allen Overview I’ve traveled to Brazil thirteen times over the preceding twenty-five years,...

By David H. Allen Overview Over the course of the preceding half century, I’ve traveled to Paris more than three dozen times. As I am an...

By David H. Allen Overview Over the course of the preceding thirty years, I’ve traveled to The Hawaiian Islands seventeen times,...