article_snippet.sent: Archivists at confectionery giant Nestle have assembled the compendium of photographs dating back as far as the 1970s to highlight how the traditional chocolate treats have changed over the years.
article_snippet.sent: Scroll down for video .
article_snippet.sent: This advert dates back to 1972 .
article_snippet.sent: Matchmakers look very different today!
article_snippet.sent: in 1991 show very different flavours to what is widely-known now.
highlights_snippet.sent: Archivists at Nestle have assembled images dating back to 1970s .
  