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January 2020 Auction Ends Thursday, January 30th, 5pm Pacific

Auction closed on 1/30/2020. Final prices include buyers premium.

• Lot #130: Scarce 1938 Letter Signed by Robert H. Goddard, the Father of Space Flight -- ''...such matters as the rocket motor have accordingly not received as much attention...'' -- With JSA COA

  

  Min Bid: $4,200

  Final Price: Pass

• Lot #138: Charles Darwin 8pp. Autograph Letter Signed With Evolution Related Content -- ''...I was particularly glad to hear you and your brother's statement about the 'gay' deceiver-pigeons...''

  

  Min Bid: $12,000

  Final Price: Pass

• Lot #139: Charles Darwin Autograph Letter Signed From 1854, the Year He Began Writing ''On the Origin of Species''

  

  Min Bid: $3,200

  Final Price: Pass

• Lot #140: Charles Darwin Autograph Letter Signed From 1860, Just Weeks After ''On the Origin of Species'' Was Published -- Rare as Also Signed With His Full Name ''Charles Darwin''

  

  Min Bid: $2,750

  Final Price: Pass

• Lot #141: Albert Einstein Autograph Letter Signed Regarding His United Field Theory: ''...I have been brooding and calculating almost all of my days and half of the nights...'Unified Field Theory'...''

  

  Min Bid: $25,000

  Final Price: Pass

• Lot #142: Albert Einstein Autograph Letter Signed ''A. Einstein'' With His Handwritten Equations -- ''...the theory...really does constitute immense progress...as an appendix of my little book on...

  

  Min Bid: $19,500

  Final Price: Pass

• Lot #143: Albert Einstein Autograph Letter Signed to His Assistant, Regarding Einstein's Paper ''Generalization of the Relativistic Theory of Gravitation'' -- With Several Equations in Einstein's Hand

  

  Min Bid: $16,000

  Final Price: Pass

• Lot #144: Albert Einstein Autograph Letter Signed From 1921 the Year of His Nobel Prize Win

  

  Min Bid: $3,200

  Final Price: Pass

• Lot #145: Albert Einstein Letter Signed to Composer Walter Kaufmann -- ''...You know how highly I esteem your artistic competencies...''

  

  Min Bid: $2,250

  Final Price: Pass

• Lot #146: Albert Einstein Signature From 1949 -- The Limited Edition Page From ''Albert Einstein: Philosopher-Scientist''

  

  Min Bid: $1,500

  Final Price: Pass

• Lot #147: 1919 Edition of Albert Einstein's Theory of Relativity -- Housed in Custom Clamshell Case & Slipcover

  

  Min Bid: $250

  Final Price: Pass

• Lot #148: Elsa Einstein 1933 Autograph Letter Signed After the Passing of Her Daughter, Ilse -- ''...most sensitive and generous...A strong and highly intelligent personality. Albert...knows that as well...''

  

  Min Bid: $400

  Final Price: Pass

• Lot #149: John Latham 2-Volume Set of ''A General Synopsis of Birds'' -- First Edition Published 1783-1785 With All 75 Hand-Colored Plates Present & Original Binding

  

  Min Bid: $400

  Final Price: $500

• Lot #150: Drs. Arnold Sommerfeld and Paul Epstein Write a Jovial Postcard to Fellow Dr. Peter Paul Koch

  

  Min Bid: $500

  Final Price: $625

• Lot #151: DNA Scientists Francis Crick and James Watson Signed First Day Cover Honoring Health Research

  

  Min Bid: $1,200

  Final Price: $1,500