Emissions tuna can under fender

Hey folks,

Anyone know what the tuna can lookin deal is up under the passenger front fender on a 71 Yorker? It has 2 very tiny vacuum hoses on it.

Is it a primitive charcoal canister? I'm very familiar with the A-body type cans and know they help prevent the garage from filling up with gas vapor when parked overnight. The good news is, this car is too big for my garage so it parks outside.

The vacuum hoses running to it are cracked and likely causing idle/drive issues and would rather...

Emissions tuna can under fender
Author: DasBoot