138 TiMEHRI. 



2 

 Mr. Robert N. Brotherson has promised in the 

 presence of His Excellency Sir James Carmichael 

 Smyth, Lieut.-Governor of British Guiana, and promises 

 again by his signature attached to the present instru- 

 ment, not to publish, cause to be published or be instru- 

 mental to publish any thing whatever relating to the 

 above expedition. 



3 

 Mr. Robert N. Brotherson promises to give his 

 personal aid and advice wherever it may be of service 

 and advantage to the obje6l of the Expedition. 



4 

 In order to assist Mr. Brotherson in his ornitho- 

 logical pursuits, the services of two persons of colour 

 have been engaged, who are placed under Mr. Brother- 

 SON's orders, their hire to be paid as mentioned hereafter ; 

 when not employed by Mr. BROTHERSON, their services 

 are at the disposal of the condu6tor of the said Expedi- 

 tion. 



5 



Mr. Robert H. Schomburgk guarantees, to the best 

 of his abilities and power, every protection which he or 

 the expedition can afford, as well as regards Mr. Brother- 

 SON'S personal security as his sustenance. 



6 



Mr. Robert H. Schomburgk reserves for the British 

 Museum one male and female of each species collected, 

 and the remainder to be sold, and one half of the gross 

 proceeds to be remitted to, or drawn for, by Mr. Broth- 

 erson ; Mr. Schomburgk reserves likewise one male 

 and one female of each species, to be valued by Mr. 



