Ricin Questions and Answers
BBC NEWS | In Depth | Biological weapons: Ricin
Toxins | Free Full-Text | Ricin: An Ancient Story for a Timeless Plant Toxin
Do laws hindering umbrella-wielding assassins also hurt Pharma?
The poison-tipped umbrella: the death of Georgi Markov in 1978 - archive | Bulgaria | The Guardian
Ricin poisoning may one day be treatable with new antidote
Georgi Markov - Wikipedia
Ricin poison umbrella - Picture of KGB Espionage Museum, New York City - Tripadvisor
Bulgarian Poison Umbrella | German Spy Museum Berlin
Ricin, Raazi and Umbrella | Viv•i•fy : ( verb) : to endow with renewed life
How writer Georgi Markov was assassinated with a poison-laced umbrella - ABC News
Georgi Markov - Wikipedia
Book points to ID of notorious Cold War killer
Ricin: A Deadly Instrument With an Innocent Look - Malevus
Details - Public Health Image Library(PHIL)
The poison-tipped umbrella: the death of Georgi Markov in 1978 - archive | Bulgaria | The Guardian
Umbrella gun with which Mr. Georgi Markov was attacked | Download Scientific Diagram
Umbrella Assassin: Clues and Evidence | Secrets of the Dead | PBS
BBC News Press Team on Twitter: "Picture taken from ''Who Killed Georgi Markov?'' from 1979. Filmed through a high-powered microscope, it shows the tiny pellet filled with the lethal poison 'ricin'. The
Bulgaria casts doubt on London "poisoned umbrella" killing | Reuters
Ricin terror plot foiled by police in Germany
Umbrella Assassin: Clues and Evidence | Secrets of the Dead | PBS
Ricin Fast Facts | CNN
BBC NEWS | UK | Flashback: Dissident's poisoning
Bulgarian Umbrella (replica) | International Spy Museum
Bulgarian umbrella - Wikipedia
