Official printed copy of By- Laws of 1928 covering Acts from 1890-1923
Supplement to the original Royal Charter, witnessed on the 18th of May in the 12th year of George VI's reign
Sets out By-laws for Slaughterhouses in pursuance of various Acts from 1874 to 1925
Schedule from the Privy Council at Council Chamber, Whitehall of alterations in the Byelaws of ZSL
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)
Correspondence between the Privy Council Office and ZSL
Sealed by Order of the Commissioners of the Charity Commission
Approval by Privy Council of alteration of ZSL's byelaws relating to entrance fees and annual subscriptions
'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