Online resources:

• The Virtual Laboratory
• The Royal Society Picture Library
• Botanicus: Historical botanical works from the Missouri Botanical Garden Library
• BioLib: Over 500 historical biology books and pictures
• The Complete Works of Charles Darwin Online
• Einstein Archives Online
• Images from the History of Medicine: Historical medical images from the U.S. National Library of Medicine

There are more online resources and digitized sources on the DBIS (Database Info System) database portal.

Top science studies journals/series

• Reports on the History of Science
• Bildwelten des Wissens
• British Journal for the History of Science
• Critical Inquiry
• History and Philosophy of the Life Sciences
• Isis: a journal of the History of Science Society
• Representations
• Science in Context

You'll find more journals in the EZB e-journals library or in BrowZine.