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Oh

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Oh

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July twentieth marks the 25th

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July twentieth marks the 25th
 

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July twentieth marks the 25th
anniversary of the first time a human

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anniversary of the first time a human
 

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anniversary of the first time a human
stepped upon the moment historians call

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stepped upon the moment historians call
 

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stepped upon the moment historians call
the event the most significant science

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the event the most significant science
 

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the event the most significant science
achievement of all time to prepare for

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achievement of all time to prepare for
 

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achievement of all time to prepare for
the Apollo flights astronaut training

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the Apollo flights astronaut training
 

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the Apollo flights astronaut training
included flights and many types of

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included flights and many types of
 

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included flights and many types of
vehicles including a very unusual one

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vehicles including a very unusual one
 

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vehicles including a very unusual one
developed by NASA's Dryden Flight

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developed by NASA's Dryden Flight
 

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developed by NASA's Dryden Flight
Research Center in California Dryden

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Research Center in California Dryden
 

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Research Center in California Dryden
engineers created a vehicle that allowed

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engineers created a vehicle that allowed
 

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engineers created a vehicle that allowed
astronauts to develop techniques for an

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astronauts to develop techniques for an
 

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astronauts to develop techniques for an
actual landing on the lunar surface this

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actual landing on the lunar surface this
 

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actual landing on the lunar surface this
vehicle was called the lunar landing

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vehicle was called the lunar landing
 

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vehicle was called the lunar landing
research vehicle or ll RV to simulate

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research vehicle or ll RV to simulate
 

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research vehicle or ll RV to simulate
conditions on the moon where there's

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conditions on the moon where there's
 

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conditions on the moon where there's
practically no atmosphere and the

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practically no atmosphere and the
 

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practically no atmosphere and the
gravity is 116 out of the earth the

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gravity is 116 out of the earth the
 

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gravity is 116 out of the earth the
vehicle utilized a very efficient

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vehicle utilized a very efficient
 

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vehicle utilized a very efficient
tubular steel construction and an

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tubular steel construction and an
 

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tubular steel construction and an
automatically control jet engine the

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automatically control jet engine the
 

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automatically control jet engine the
counterbalance 56 of the vehicles wait

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counterbalance 56 of the vehicles wait
 

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counterbalance 56 of the vehicles wait
NASA pilot Joe Walker was the first to

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NASA pilot Joe Walker was the first to
 

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NASA pilot Joe Walker was the first to
fly in the LRV in October 1964 after the

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fly in the LRV in October 1964 after the
 

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fly in the LRV in October 1964 after the
first LRV concept was thoroughly tested

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first LRV concept was thoroughly tested
 

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first LRV concept was thoroughly tested
by Dryden and accepted as a training

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by Dryden and accepted as a training
 

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by Dryden and accepted as a training
device three modified versions were

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device three modified versions were
 

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device three modified versions were
built these were the lunar landing

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built these were the lunar landing
 

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built these were the lunar landing
training vehicle zor-el TVs like the

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training vehicle zor-el TVs like the
 

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training vehicle zor-el TVs like the
earlier ll RVs they were also built by

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earlier ll RVs they were also built by
 

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earlier ll RVs they were also built by
bell aerosystems of Buffalo New York a

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bell aerosystems of Buffalo New York a
 

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bell aerosystems of Buffalo New York a
conventional jet engine producing 4,200

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conventional jet engine producing 4,200
 

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conventional jet engine producing 4,200
pounds of thrust was used for takeoff

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pounds of thrust was used for takeoff
 

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pounds of thrust was used for takeoff
then the pilot switch to hydrogen

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then the pilot switch to hydrogen
 

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then the pilot switch to hydrogen
peroxide thrusters to control the rate

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peroxide thrusters to control the rate
 

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peroxide thrusters to control the rate
of descent while simulating a moon

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of descent while simulating a moon
 

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of descent while simulating a moon
landing because of the lack of lunar

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landing because of the lack of lunar
 

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landing because of the lack of lunar
atmosphere steep angles were required to

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atmosphere steep angles were required to
 

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atmosphere steep angles were required to
turn the vehicle here with the vehicle

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turn the vehicle here with the vehicle
 

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turn the vehicle here with the vehicle
operating on our lunar conditions NASA

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operating on our lunar conditions NASA
 

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operating on our lunar conditions NASA
pilot Joe Walker regulates the lift

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pilot Joe Walker regulates the lift
 

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pilot Joe Walker regulates the lift
Rockets too so the rate of descent and

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Rockets too so the rate of descent and
 

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Rockets too so the rate of descent and
make a soft landing

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he also had eight small rocket motors

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he also had eight small rocket motors
 

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he also had eight small rocket motors
mounted on the side of the craft that

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mounted on the side of the craft that
 

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mounted on the side of the craft that
maneuvered the vehicle in flight this

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maneuvered the vehicle in flight this
 

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maneuvered the vehicle in flight this
movement allowed the pilot to move

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movement allowed the pilot to move
 

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movement allowed the pilot to move
horizontally and simulate the selection

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horizontally and simulate the selection
 

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horizontally and simulate the selection
of possible landing sites you can also

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of possible landing sites you can also
 

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of possible landing sites you can also
simulate the initial portion on the

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simulate the initial portion on the
 

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simulate the initial portion on the
lunar takeoff

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drains lunar landing research vehicles

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drains lunar landing research vehicles
 

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drains lunar landing research vehicles
may have looked more like giant insects

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may have looked more like giant insects
 

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may have looked more like giant insects
then device style moon flight and

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then device style moon flight and
 

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then device style moon flight and
landing techniques but their

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landing techniques but their
 

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landing techniques but their
contributions the Apollo program were

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contributions the Apollo program were
 

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contributions the Apollo program were
extremely significant the first person

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extremely significant the first person
 

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extremely significant the first person
to walk on the moon Apollo of an

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to walk on the moon Apollo of an
 

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to walk on the moon Apollo of an
astronaut Neil Armstrong said later the

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astronaut Neil Armstrong said later the
 

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astronaut Neil Armstrong said later the
project would not have been successful

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project would not have been successful
 

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project would not have been successful
without the type of training and

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without the type of training and
 

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without the type of training and
simulation developed on drains lunar

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simulation developed on drains lunar
 

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simulation developed on drains lunar
landing research vehicles tank or tee

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landing research vehicles tank or tee
 

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landing research vehicles tank or tee
days here the eagle has landed