This is a Mauritius Registered Cover Front of an insured parcel. It was sent to London on 6/4/1936. It was sent to the Crown Agents, and it has several stamps.
It features 3 SG 224, the 2 Cents Brown Stamps, 2 SG 242, the 3 Cents Green, 1 SG 235a, the 20 Cents Blue, and 4 of the VERY RARE USED SG 236a, the 25 Cents DIE I. These 4 alone are valued at L280 in the Stanley Gibbons Catalogue.
This is a VERY RARE genuine commercial usage!
This item is over $100 USD, so I will ship it using Priority Mail in the US, and Registered Mail overseas. This is to ensure that it reaches you in a safe and timely manner, and includes tracking!