Hopefully you have perused the intro to this blog series. Part II is about HARDWARE (that is, the physical components and technologies that facilitated the Impressionist art movement and how they are analogous to what is going on now) I. Paint Tubes Perhaps most importantly was the invention of the portable metal paint tube – something of course we all take for granted now (Sweden even sells caviar in tubes!). Prior to the invention of such a tube by John Goffe Rand (patented