This 1972 look of Marie Claire shows a perfect representation of business casual wear during the early portion of the decade. Bell bottom pants were still popular and layered tops along with collared shirts were apparent during this time.
The skirts of the Romantic period got larg again after the slim, loose Directoire gowns. The black top is transparent, like many shawls or coverings from the era, and reveals a low neckline beneath. Oscar de la Renta SS 2012 Ready-to-Wear.