Spectacular tech 'firsts' up for auction

Published On: May 23 2013 09:21:51 AM EDT   Updated On: May 23 2013 09:52:35 AM EDT

A treasure trove of rarities, oddities and tech "firsts" has been brought together -- including an experimental 17th century mechanical calculator, a 108-year-old telephone and an incredibly rare, headline-grabbing Apple 1 computer -- to be sold at auction Friday in Cologne, Germany.