Man Invents Glasses to Give Short People a Height Advantage Posted by teckmania on Monday June 24, 2019 @02:45PM from the naija.goodforum.net dept. http://naija.goodforum.net/t14-man-invents-glasses-to-give-short-people-a-height-advantage ( 2 comments | 2 points | on HN )
”Johannes Gutenberg, known for his contribution to printing technology, marketed a kind of periscope in the 1430s to enable pilgrims to see over the heads of the crowd at the vigintennial religious festival[which?] at Aachen.”