'In 1817 Scotland's David Brewster patented this pattern-making tube made with mirrors & ground glass'
a kaleidoscope
DONE THAT: In 1817 Scotlands David Brewster patented this pattern-making tube made with mirrors & ground glass
In 1817 Scotland's David Brewster patented this pattern-making tube made with mirrors & ground glass
In 1817 Scotland's David Brewster patented this pattern-making tube made with mirrors & ground glass
DONE THAT
a kaleidoscope
DONE THAT