26 



Fourthly. — That the exhibition halls of said building shall, on 

 Wednesday, Thursday, Friday and Saturday of each week, and on 

 all legal or public holidays, except Sundays, be kept open and ac- 

 cessible to the public, free of charge, from nine o'clock a. m. until 

 half an hour before sunset, under such rules and regulations as the 

 party of the second part shall, from time to time, prescribe ; but 

 on the remaining days of the week the same shall be only open for 

 exhibition to such persons, upon such terms as the said party of 

 the second part shall from time to time direct. But all professors 

 and teachers of public schools of the City of New York, or other 

 institutions of learning in said city, in which instruction is given 

 free of charge, shall be admitted to all the advantages afforded by 

 the said party of the second part, through its Museum, Library, 

 apparatus, and collections, or otherwise, for study, research and 

 investigation, free of any charge therefor, and to the same extent 

 and on the same terms and conditions as any other persons are ad- 

 mitted to such advantages, as aforesaid. 



Fifthly. — -That the Museum, Library and collections, and all 

 other property of the said party of the second part, which shall or 

 may be placed in said building, shall continue to be and remain 

 absolutely the property of said party of the second part, and nei- 

 ther the said party of the first part nor the said the Mayor, Alder- 

 men and Commonalty, shall by reason of said property being placed 

 in said building, or continuing therein, have any right, title, proper- 

 ty or interest therein ; nor shall the said party of the second part, 

 by reason of its occupation and use of said building under this 

 agreement, acquire, or be deemed to have any right, title, property 

 or interest in said building, except so far as expressly granted by 

 this agreement. 



Sixthly. — That the said party of the second part shall, on or 

 before the first day of May, in every year, during the continuance 

 of this agreement, submit to the said party of the first part, its suc- 

 cessor or successors, a detailed printed report of the operations and 

 transactions of the said party of the second part, and all its re- 

 ceipts and payments, for the year ending with the 31st day of 

 December next preceding. 



Seventhly. — That said party of the first part shall have, at all 

 times, access to every part of said building for general visitation 

 and supervision, and also for the purpose of the performance of 



