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Start Over You searched for: Languages English Remove constraint Languages: English Publication Year 1960 to 1969 Remove constraint Publication Year: <span class="from" data-blrl-begin="1960">1960</span> to <span class="to" data-blrl-end="1969">1969</span>

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22. Lab notes on initial cell culture work

23. Lab notes on polyoma virus assay

24. Lab notes on second experiment with Py-6

25. Lab notes on polyoma plaque assay

26. Letter from Paul Berg to Fred H. Bergmann

27. Letter from Paul Berg to Hans G. Boman

29. Letter from Theodore R. Breitman to Paul Berg