The Travaux Préparatoires are the official documents recording negotiations, drafting, and discussions during the process of creating a treaty. The Travaux Préparatoires can be consulted and taken into consideration when interpreting treaties. NewYorkConvention.org provides an overview of the history of the realisation, session records and proposed amendments on the New York Convention (1958).
History 1923 - 1958
An overview of the history of the realisation of The Convention on the Recognition and Enforcement of Foreign Arbitral Awards (the New York Convention) can be found under "History 1923 - 1958"
New York Conference May-June 1958
On the history of the New York Convention: the 40th and 50th anniversary of the New York Convention