On eBay Now..."The Kahn Test For Syphilis" Reuben Kahn Hand Signed 3X5 Card Todd Mueller COA For Sale
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"The Kahn Test For Syphilis" Reuben Kahn Hand Signed 3X5 Card Todd Mueller COA:
$699.99
Up for sale"The Kahn Test For Syphilis" Reuben Kahn Hand Signed 3X5 Card.This item is certified authentic by ToddMueller sales and comes with their Certificate of Authenticity.ES-4272Reuben Leon Kahn(July 26, 1887inKovno,Lithuania– July 22, 1979 inMiami)was an Americanimmunologist. He is bestknown for his investigations ofbloodreactions, like theKahn test, anefficient test forsyphilis.