https://www.dnaindia.com/india/report-pingali-venkayya-postal-stamp-centre-designer-of-india-s-national-flag-tricolour-har-ghar-tiranga-august-2-2973202
Pingali Venkayya, the designer of India's national flag, became synonymous with the spirit of a free and independent India.
postal stamppingali venkayyacentrereleasedesigner