20 



Such By-Laws, when once adopted, may be amended at any 

 meeting of the Trustees, by a vote of a majority of those 

 present, after a month's notice in writing of such proposed 

 amendment. 



ARTICLE XL 



The contribution of two thousand five hundred dollars to 

 the funds of the Museum, at one time, shall entitle the person 

 giving the same to be a Patron of the Museum. 



The contribution of one thousand dollars, at one time, 

 shall entitle the person giving the same to be a Fellow in 

 Perpetuity. 



The contribution of five hundred dollars, at one time, shall 

 entitle the person giving the same to be a Fellow for Life. 



Any person may be elected by the Trustees to either of the 

 above degrees, who shall have donated to the Museum books 

 or specimens to the value of twice the amount in money 

 requisite to his admission to the same degree, and the Presi- 

 dent and Secretary shall issue Diplomas accordingly, under 

 the seal of the Museum. The Trustees may elect Honorary 

 Fellows of the Museum in their discretion. 



All persons receiving such degrees and diplomas shall be 

 entitled, at all times, to free admission to the Museum and its 

 Exhibitions, but shall not, by virtue of such degrees or diplo- 

 mas, become members of the Corporation. 



ARTICLE XII. 



No alterations shall be made in this Constitution, unless at 

 a regular quarterly meeting of the Trustees ; nor by the votes 

 of less than two-thirds of all the Trustees ; nor without notice 

 in writing of the proposed alteration, embodying the amend- 

 ment proposed to be made, having been given at a regular 

 meeting. 



