At the start of the 20th century, Selangor was developing fast. Tin was being mined, jungle cleared and rubber planted and tapped ? and Kuala Lumpur, at the heart of the state, had recently become the capital of the Federated Malay States. This rapid rate of change continued throughout the century. Selangor: 300 Early Postcards presents a wide range of views from the early 1900s to the cession of Kuala Lumpur to the Federal Government of Malaysia in 1974.