Mental Aerobics #3

Ok...I'm going to try one more time. As always -- there is a "kicker"!

Q: What major event happened in America, in New York city, on September 12, 1752?

Mental Aerobics #2

What is the earlest date possible for the above object to have been manufactured?

[No lables posted for this one...it would contain too many clues!]

Mental Aerobics #1

Q: Who was the first President of the United States of America?

[You have to post an answer in the "comments" in order to get my response!]

Chortle Chortle Chortle....

Aw...come on...play along, why doncha?

[There will be more, once this one is answered!]