Collaborate Disseminate
If you’re of a certain vintage and have ever done any technical drawing, chances are good that you used a r0tring of some kind, be it pencil or pen. Well, …read more Continue reading Plotting to Restore a r0tring CS-50
These days, we have LED light bulbs that will last a decade. But it wasn’t so long ago that incandescent lamps were all we had, and they burned out after several months. Thomas Edison’s early light bulbs used bamboo filaments that burned out very quickly. An inventor and draftsman named …read more
Continue reading Lewis Latimer Drafted the Future of Electric Light