extracted text

The Hague, November 19, 1969

Dear Professor Pong,
I am terribly sorry that unexpected events
delayed my correspondence to such an extent that
only these days

the Calendar will be sent (by

airmail) to Mr. Ng.
I don't know what the reasons are but if
it is my fault I v»ant to apologize. I will have

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the pleasure of sending you a copy of my lecture
about Myrdal's book. I hope to receive the copies
soon myself.
Vi'ith kindest regards,

Yours sincerely.

J. Tinbergen.

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