Been searching and acquiring the following: 421a, 422a, 5998, 6080, 6AS7G, A1834, CV2984 and 7236. 1st up are the different 5998/421a, only now missing the Tung-Sol 5998 with White Lettering, on the way and the Chatham 2399 with Yellow Lettering, it's kind of like Bigfoot, heard about it and seen pictures ...
