Plumbing a '69 style filler neck vent

Very simple. Look it up in the 69 or earlier service manual

Post no5 in this thread

[URL]https://www.forabodiesonly.com/mopar/threads/fuel-tank-venting-question.430116/[/URL]
Thanks, I read through that post and a few others as I was researching this - but none of them answered the specific "how" - nor the canister in the trunk bit