Principles of Physics or Natural Philosophy, 1861, Image 12

[sketch:] 9300 Trail Trail From W [West] L [lake] Ten [Tenaya] Ten [Tenaya] [8500] Inertia Porosity Polarity Elasticity and Attraction The specific properties of bodies and those properties by which we recognize them and distinguish them from others. The general properties of bodies may be divided into two classes; efsential [essential] and nonefsential [nonessential]. The efsential [essential] properties of bodies extension and impenetrability they are so called because we [can] conceive of bodies without these [ ]. Extension is the property which [ ] have of occupying space. Extension is measured by its height depth and [length]. [The reason that extension does not [completely]]https://scholarlycommons.pacific.edu/jmn-ppnp/1011/thumbnail.jp