Supplement to the original Royal Charter, witnessed on the 18th of May in the 12th year of George VI's reign
'A Proposed Reform of the Fellowship' by S Zuckerman; 'Draft Proposals for Revised Regulations Relating to the Fellowship' by S Zuckerman; draft memoranda; notes to ZSL Council; voting papers sent to Fellows; Joint Opinion from Slaughter & May
Montion proposed by R J Knowles at Ordinary General Meeting 16 April 1958; other proposals and notices
Sealed by Order of the Commissioners of the Charity Commission
Schedule from the Privy Council at Council Chamber, Whitehall of alterations in the Byelaws of ZSL
Approval by Privy Council of alteration of ZSL's byelaws relating to entrance fees and annual subscriptions
2 copies of the Alterations to ZSL's Byelaw 58, relating to investments
Certification of Incorporation and Change of Name (No. 2226414), from Alnery No.697 Limited to Zoo Operations Limited. (2 copies)