The Extend Carnegie Hill Historic District one block to Protect Historic East 93rd Street Petition to NYC Landmarks Preservation Commission, Mayor Michael R. Bloomberg, Council Member Dan Garodnick and Manhattan Borough President Scott Stringer was created by 93rd Street Beautification Association and written by Susan Kathryn Hefti (93rdst.beautification@mail.org).   The petition is hosted here at www.PetitionOnline.com as a public service. There is no endorsement of this petition, express or implied, by Artifice, Inc. or our sponsors.   For technical support please use our simple Petition Help form.