First day cover commemorating the 25 years since the national utilities board was setup in 1963.
The Public Utilities Board (PUB) oversees the production and distribution of electricity, water and piped gas in Singapore. In 1988, it celebrated its 25th anniversary and the series of stamp each represents each how the key function it provides powers domestic, commercial and industrial consumers respectively.
Item with original pack, with plastic film covered, very good condition, is collectable item.