He also was the first to develop video microscopy, and wrote a major textbook on the subject.
As such, the book became - and remains - a major textbook for Jewish scholars up to the present.
According to one major current textbook, "The American revolution was mainly about Rights."
His two major textbooks remained in continuous use for over 50 years.
In 15 years, he wrote several major textbooks for anthropology and social science research for the use of his students.
He wrote about 80 original professional papers, 40 review articles and 5 major textbooks.
He has written about fifteen books, two are major textbooks.
The term is also used to refer solely to "commuting numbers" in at least one major textbook.
But he quickly concluded that the major textbooks and medical articles were wrong in explaining the technical details.
He co-authored an early major textbook on the subject which essentially introduced the concept of unit operations.
