US Ambassador to Russia John Tefft at a meeting of the participants in the Apollo–Soyuz Test Project, Soyuz-19 commander Alexei Leonov and Apollo commander Thomas Stafford, in the Moscow Museum of Astronautics. The meeting marked the 40th anniversary of the project.

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The Apollo spacecraft commander Thomas Stafford during a meeting marking the 40th anniversary of the Soyuz-Apollo space mission, with the Soyuz-19 spacecraft commander Alexei Leonov in Moscow's Museum of Cosmonautics.

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Head of the Federal Space Agency (Roscosmos) Igor Komarov speaks at a meeting of the participants in the Apollo–Soyuz Test Project, Soyuz-19 commander Alexei Leonov and Apollo commander Thomas Stafford, in the Moscow Museum of Astronautics. The meeting marked the 40th anniversary of the project.

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Foreground, from left: the Apollo spacecraft commander Thomas Stafford and the Federal Space Agency head Igor Komarov during a meeting of the Soyuz-Apollo space mission participants marking the 40th anniversary of the mission, in Moscow's Museum of Cosmonautics.

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The Soyuz-19 spacecraft commander Alexei Leonov, right, and the Apollo spacecraft commander Thomas Stafford during a meeting marking the 40th anniversary of the Soyuz-Apollo space mission, in Moscow's Museum of Cosmonautics.

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The Soyuz-19 spacecraft commander Alexei Leonov, second left, and the Apollo spacecraft commander Thomas Stafford, right, during a meeting marking the 40th anniversary of the Soyuz-Apollo space mission, in Moscow's Museum of Cosmonautics. Left: US Ambassador to Russia John Tefft.

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The Soyuz-19 spacecraft commander Alexei Leonov, left, and the Apollo spacecraft commander Thomas Stafford, right, during a meeting marking the 40th anniversary of the Soyuz-Apollo space mission, in Moscow's Museum of Cosmonautics. Center: US Ambassador to Russia John Tefft.

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US Ambassador to Russia John Tefft speaks at a meeting of the participants in the Apollo–Soyuz Test Project, Soyuz-19 commander Alexei Leonov and Apollo commander Thomas Stafford, in the Moscow Museum of Astronautics. The meeting marked the 40th anniversary of the project.

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The Soyuz-19 spacecraft commander Alexei Leonov during a meeting marking the 40th anniversary of the Soyuz-Apollo space mission, with the Apollo spacecraft commander Thomas Stafford, in Moscow's Museum of Cosmonautics.

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The Soyuz-19 spacecraft commander Alexei Leonov during a meeting marking the 40th anniversary of the Soyuz-Apollo space mission, with the Apollo spacecraft commander Thomas Stafford, in Moscow's Museum of Cosmonautics.

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The Apollo spacecraft commander Thomas Stafford during a meeting marking the 40th anniversary of the Soyuz-Apollo space mission, with the Soyuz-19 spacecraft commander Alexei Leonov in Moscow's Museum of Cosmonautics.

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The Apollo spacecraft commander Thomas Stafford during a meeting marking the 40th anniversary of the Soyuz-Apollo space mission, with the Soyuz-19 spacecraft commander Alexei Leonov in Moscow's Museum of Cosmonautics.

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The Apollo spacecraft commander Thomas Stafford during a meeting marking the 40th anniversary of the Soyuz-Apollo space mission, with the Soyuz-19 spacecraft commander Alexei Leonov in Moscow's Museum of Cosmonautics.

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The Federal Space Agency head Igor Komarov speaks during a meeting of the Soyuz-19 spacecraft commander Alexei Leonov and the Apollo spacecraft commander Thomas Stafford, the Soyuz-Apollo space mission participants, in Moscow's Museum of Cosmonautics.

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The Soyuz-19 spacecraft commander Alexei Leonov, right, and the Apollo spacecraft commander Thomas Stafford during a meeting marking the 40th anniversary of the Soyuz-Apollo space mission, in Moscow's Museum of Cosmonautics.

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The Soyuz-19 spacecraft commander Alexei Leonov, left, and the Apollo spacecraft commander Thomas Stafford during a meeting marking the 40th anniversary of the Soyuz-Apollo space mission, in Moscow's Museum of Cosmonautics.

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The Soyuz-19 spacecraft commander Alexei Leonov, right, and the Apollo spacecraft commander Thomas Stafford during a meeting marking the 40th anniversary of the Soyuz-Apollo space mission, in Moscow's Museum of Cosmonautics.

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The Soyuz-19 spacecraft commander Alexei Leonov, right, and the Apollo spacecraft commander Thomas Stafford during a meeting marking the 40th anniversary of the Soyuz-Apollo space mission, in Moscow's Museum of Cosmonautics.

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