1973 Festival of Hong Kong First Day Cover - Vintage Stamps

Condition NOTE: Fair / Used vintage condition. Please note this envelope shows visible signs of age and wear, including light water damage/rippling, surface discoloration/foxing spots, and minor creasing around the edges. Stamps and postmarks remain clear and intact. Sold as-is; please inspect photos for exact condition details. I am selling a Vintage 1973 Festival of Hong Kong Official First Day Cover (FDC) - Vintage Stamps in good condition. A vintage Official First Day Cover (FDC) from the Festival of Hong Kong, postmarked November 23, 1973, by the Hong Kong General Post Office (GPO). Item Details: * Event: Festival of Hong Kong 1973 (一九七三年香港節) * Date of Issue: November 23, 1973 * Stamps Included: Complete set of 3 stamps with matching GPO postmarks * Origin: British Hong Kong era postal history Comes from a pet and smoke-free environment. Pickup in Mount Pleasant (NW Calgary)