Professor Alexander Boksenberg CBE Astronomer Scientist Hand Signed Rare FDC

STB013  This is a rare collectors official limited edition Astronomy autographed Benhams first day cover by Professor Alexander Boksenberg award Astronomer Scientist and CBE .  He has personally signed the souvenir where the signature rests perfectly accompanying the special hand commemorative frank.  You will never get a better autograph lifetime COA than this listing as the signing has been officially certified by the publishers with full hallmarking and authenticity detailed on reverse, together with its individual hand number from the original limited edition series.  It is in absolute mint condition.

Alexander Boksenberg CBE FRS is a British scientist. He won the 1999 Hughes Medal of the Royal Society "for his landmark discoveries concerning the nature of active galactic nuclei, the physics of the intergalactic medium and of the interstellar gas in primordial galaxies.