He was an inventor, an educator, a librarian, and a philosopher, and has made a great contribution to the library profession.
He made a great contribution to the library profession. He was an inventor, educator, librarian, and a philosopher.
He was an inventor, educator, librarian, and a philosopher. He made a great contribution to the library profession.
He was an inventor, educator, librarian, and a philosopher. He made a great contribution to the library profession.