I have a collection of US made metal can tubes for sale. See list at FOR SALE | WD0GOF<https://wd0gof.com/hallicrafters-radio/for-sale/> Walt Cates, WD0GOF https://wd0gof.com/Hallicrafters A majority of acceptance is not proof of correctness. https://wd0gof.com/bible-study/commentaries/