were gradually divided up, scattered and lost
are often described as the first surviving notes of a scientist
contain
laboratories
scientific research
although nature begins with the cause and end with experience, we must follow the opposite course
investigate the cause
belief
scientific method
improve
valued
provide advice
drilling and lifting
fascination
view
truly innovative
actual experiment
construct
remarkable
parachute built from illustrations
observation
devoting one or more pages to a particular body part
spread out to touch the circumference of a circle and the edges of a square
accompany
a temple should reflect the perfect proportions of the human body