1952.0919 Topcliffe sighting

 

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Topcliffe sighting
On 19 September 1952 there were reports of an object seen near RAF Topcliffe, North Yorkshire, England, reportedly chasing a RAF Meteor jet piloted by Flight Lieutenant John W Kilburn during Operation Mainbrace.

This incident is Case 81 in Isaac Koi's "Top 100" article,  since it was referred to in 34 of the books covered by that article.

 

 

1952.0920 aircraft carrier sighting

 

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Aircraft carrier sighting
On 20 September 1952, U.S. newspaper reporter Wallace Litwin claims to take photograph of silver sphere in the air whilst aboard the aircraft carrier “Franklin Roosevelt” in the North Sea during NATO’s Operation Mainbrace.

 

 

 

1952.0921 North Sea sighting

 

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North Sea sighting
On 21 September 1952, six RAF pilots over the North Sea report seeing a shiny, spherical object coming from the direction of NATO’s Operation Mainbrace fleet.

 

 

 

1952.0924 Chadwell recommends NSC attention

 

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Chadwell recommends NSC attention
On 24 September 1952, a memo from H Marshal Chadwell (CIA Assistant Director for Scientifc Intelligence) to CIA Director Walter Smith discusses CIA research and national security implications of “the problem of ‘unidentified flying objects’, i.e. flying saucers”. Chadwell stated that he considered “this problem to be of such importance that it should be brought to the attention of the National Security Council in order that a community-wide coordinated effort towards its solution may be initiated”.

 

1952.1002 Chadwell memo

 

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Chadwell memo
A further memo from H Marshal Chadwell (CIA Assistant Director for Scientifc Intelligence) on 2 October 1952 to CIA Director Walter Smith summarised his views and proposed action, including the recommendation that the Director of Central Intelligence “advise the National Security Council of the implications of the ‘flying saucer’ problem and request that research be initiated”.