Upon Spaces Quotes

1 Upon Spaces quotes by 1 unique authors

• A colour is a physical object as soon as we consider its dependence, for instance, upon its luminous source, upon other colours, upon temperatures, upon… — Ernst Mach

Who Wrote These Upon Spaces Quotes

1 author contributed a total of 1 Upon Spaces Quote as follows:

• 1 Upon Spaces Quote by Ernst Mach