Aside from its constitutional edicts, its purpose is to act as a treaty between the Mohican Indians and the founders.
9 seconds sound clip from Batman (1966) - An Egg Grows in Gotham (S2E13) TV Series.
You can hear this line at 00:06:00 in the Blu-ray version of the movie.
Quote context
[...]
- Present company excepted, of course.
- He's assuredly the smartest villain we've ever faced.
- Is there any evidence left at the scene of the crime?
- None, Boy Wonder. Frankly, we're stumped.
- Maybe Egghead wants to start a war between the Gotham City citizens and the Indians.
- I rather doubt it. There's only one Indian left. He'd be outnumbered ten million to one.
- I think it has something to do with the leasing conditions.
- That probably means Egghead will make a deal with Peter Savage, Tim Tyler or Bruce Wayne.
[...]