John Charles Walker- Signed Handwritten Letter

Description

(1893–1994)
Handwritten letter signed in blue ink by John Charles Walker. In very good condition. He was an American agricultural scientist noted for his research of plant disease resistance.
Comes with a full Letter of Authenticity from Todd Mueller Authentics if the items sells for and over.  If the item sells for or less it comes with our hologram affixed to the back and 3x3 authentication card from Todd Mueller Authentics.