Iconic Hairstyles for women that have stood out for the past 100 years. Hairstyles from shingle bobs of the 1920’s Jazz Age to the Afro hairstyle in the 1970’s ‘Black is Beautiful’ movement. On the occasion of ‘Hairstyle Appreciation Day’, here are the hairstyles that took our breath away for over decades: 1920’s – Shingle Bob The Jazz Age is big on a variety