Sold For $1,383
*Includes Buyers Premium
Nobel Prize–winning German physicist (1858–1947) who pioneered the understanding of quantum theory. ALS in German, signed “M. Planck,” one page, 6 x 4, stamped personal letterhead, June 12, 1938. Untranslated. In fine condition, with light soiling at the top. Pre-certified PSA/DNA.
This item is Pre-Certified by PSA/DNA
Buy a third-party letter of authenticity for
$75.00
*This item has been pre-certified by a trusted third-party authentication service, and by placing a bid on this item, you agree to accept the opinion of this authentication service. If you wish to have an opinion rendered by a different authenticator of your choosing, you must do so prior to your placing of any bid. RR Auction is not responsible for differing opinions submitted 30 days after the date of the sale.
Third-party authentication service applies only to signatures and handwriting, and does not cover the addition of sketches, artwork, musical quotations, etc.
