KLM Royal Dutch Airlines is the national airline of the Netherlands. Since their merger with Air France in 2004, the AIR FRANCE KLM holding company is the world's largest airline partnership in terms of financial turnover. Ink sells targeted advertising on KLM boarding passes, produces their inflight retail catalogue, as well as publishing the monthly inflight magazine Holland Herald and its associated website. The magazine was first published in January 1966 and over the years an astounding 123.7 million copies have been produced and read by a staggering 700 million passengers. The monthly, English language magazine covers the entire KLM network with a focus on exceptional photography, clean design and first-rate travel journalism.