اذا لم تجد ما تبحث عنه يمكنك استخدام كلمات أكثر دقة.
Author: Muir, M. M. Pattison (Matthew Moncrieff Pattison), 1848-1931
Title: Heroes of Science: Chemists
Language: English
LoC Class: QD: Science: Chemistry
Subject: Chemistry -- History
Subject: Chemists
Release Date: Dec 7, 2011
Copyright Status: Public domain in the USA.
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