Contact them at Director@NewHavenCanalDays.org
More than likely it's considered a private entity that is leasing public space and IS a GFZ according to their policy, not that they can readily enforce it if you are concealed.
I open carry, but I sent them an email. Hopefully they respond back in a couple hours before I get there, or I will just have to see if I get asked to leave. If I do, I will definitely report back here.
Hopefully they respond back in a couple hours before I get there...
Going out on a limb if it is Metamora you are good as long as you dont enter the grist mill building. That building is state owned property that prohibits carry and the sign carries the force of law.