Alexander Graham Bell : Making Connections Pasachoff, Naomi 9780195099089 Oxford Portraits in Science Innbundet 04.04.2013 Engelsk Midlertidig utsolgt
Isaac Newton : And the Scientific Revolution Christianson, Gale E. 9780195092240 Oxford Portraits in Science Innbundet 19.09.1996 Engelsk Midlertidig utsolgt