Being the Act of Incorporation Passed March 17th, 1854, as Subsequently Altered by the Several Acts, Supplementary and Amendatory of the Same, Passed by the Legislature of the State of New York, Including the Amendatory Act of Feb. 16, 1865. Also, the Ordinances, Passed by the Common Council of Poughkeepsie, to January 1st, 1866. To which are Added Certain Extracts from the Revised Statutes, Relating to the Government of Cities in General. With an Appendix Containing Certain Statistics, Etc