Because of a treaty in 1738, Sephardic Jews (from Turkey) were allowed to settle in Vienna. Austrian Jews, whose travels were restricted in Vienna, used this to their advantage. I imagine there could be a tobacco tie-in with regard to opening a business under these circumstances (I’m just guessing here).
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In 2009, the Kunsthistorisches Museum Wien, Vienna’s Art History Museum, marked the occasion of two anniversaries: Ten years of Japan Tobacco International (JTI) and 225 years of the Austria Tabak company (which had been part of JTI since 2007) with an exhibition organized in collaboration with JTI showing the evolution of tobacco consumption. I wonder if you contacted someone at the art museum, JTI, or Austria Tabak, if they might have reference material with a list of tobacconists from the late 19th or early 20th Century in Wien/Vienna (something akin to the rabbits that
@jguss seems to pull out of his hat when it comes to tobacco and pipe minutiae you thought lost to the sands of time). Maybe you could find a “SIM” tobacco shop that way.