...Secretary-Treasurer, who shall also constitute an Executive Committee of the Society. ARTICLE V. AMENDMENTS. This Constitution may be altered or amended by a vote of two-thirds of all the members present at the regular annual meeting, provided that notices of such alteration...

...IV. The Institute shall have and use one common seal with a suitable device and inscription. ART. V. This Constitution may be altered or amended by a vote of two-thirds of the members present at an annual meeting, provided that notice of such alteration or amendment shall...