From Ernesto (Oreste) Ossola. I was fortunate to find a replacement stem in my "stash" that almost fits. Here's a little background on the maker: La torre di Ernesto Ossola: una storia da ricordare - Gusto Tabacco - https://www-gustotabacco-it.translate.goog/storia/2652-la-torre-di-ernesto-ossola-una-storia-da-ricordare/?_x_tr_sl=it&_x_tr_tl=en&_x_tr_hl=en&_x_tr_pto=sc
Please forgive the poor lighting.
Please forgive the poor lighting.