King Prajadhipok's personal glasses, assumed to be used after his cataract surgery on 10 May 1931. The glasses comes with a case and a glass cleaning cloth.
The back of the case has gold stamp reads: GaNun & Parsons Perfect Fitting Eye Glasses, 5 West 52nd St. New York.
The pink glass cleaning cloth printed: UNIVIS The World's Finest Bifocal. Styles to meet varying Individual Requirements Exactly. The reading segment is practically invisible. UNIVIS bifocals give the greatest vision comfort and efficiency. Ask for demonstration: E.B. Meyrowitz, New York-Minneapolis-St.Paul-Detroit-London-Paris