Unlabelled Op Art dress 1960

Sleeveless summer dress with handkerchief hemline
1960s
Origin unknown
By maker unknown
Vibrant and colourful Op Art motif has been printed onto medium weight cotton needlecord fabric.
Handkerchief hemline, reminiscent of the 20s, mimics the v neckline at the front and back of the dress. The dress is sleeveless, has a back zip and fitted bodice through to the waist.

Other information
Information about textile printing including cotton drill:
https://en.wikipedia.org/wiki/Textile_printing