Easing The Tooth-ache
British Dental Association Museum/science Photo Library
1796 Engraving Of The Fireback Pheasant Of Java
George Bernard/science Photo Library
Henry Thomas De La Beche
Universal History Archive/uig
Giant Sloth Skeleton
Universal History Archive/uig
\zoonomia\" Book By Erasmus Darwin"
Science Photo Library
Chart From London Bills Of Mortality
Universal History Archive/uig
Matthew Boulton
Gregory Tobias/chemical Heritage Foundation
Yellow Azalea
Natural History Museum, London/science Photo Library
French Military Balloon
Sheila Terry/science Photo Library
French Military Balloon #1
Sheila Terry/science Photo Library
Edward Jenner Performing First Vaccination
Wellcome Images/science Photo Library
William Gilbert
National Library Of Medicine
Montgolfier Hydraulic Ram
Science Photo Library
Arctic Expedition Led By John Franklin
Universal History Archive/uig
David Rittenhouse
Universal History Archive/uig
Protea cynaroides, 18th century
Science Photo Library
Protea burchellii, 18th century
Science Photo Library
Jean-baptiste Bouillaud, French Physician
Breastfeeding, 18th-century Caricature
Miriam And Ira D. Wallach Division Of Art, Prints And Photographsnew York Public Library
William Pitt, British Prime Minister
Science Photo Library
Catasetum macrocarpum, 18th century
Science Photo Library
1796 Green Toad Bechstein Conservationist
Paul D Stewart
1796 Longeared Bat Bechstein Conservation
Paul D Stewart