Letter to Pybus from H.R. Whitehead (Dairy Research Institute New Zealand)
Letter regarding a criticism of a paper that appears in a journal with a joint paper between Pybus and Whitehead. He goes on to discuss his new role in New Zealand.
Letter to Pybus from the Cancer Hospital Research Institute
Regards the sourcing of mice.
Letter to Mr. Head from Pybus and a letter to Pybus from W. Grant Blythman
Letter regarding Pybus' interest in cancer research and the exchange of information on cancer in mice particularly neoplasia. Blythman provides Pybus with Head's address after Pybus contacts Blythman himself.
Letter to Pybus from Laboratory Animals Centre, Medical Research Council
Explain which strain of spontaneous tumours they hold; C3H/He in mammary tumours.
Calling card of Dott. Ing. Agatino D’Arrigo
Calling card of Dott. Ing. Agatino D’Arrigo (Italy) requesting a copy of Pybus’ Chimney Cancer article issued in Medical Press. On the reverse of this card, handwritten details of Dr Hy. S. Satterlee (USA).
Corrected typescript for "Cancer and Atmospheric Pollution"
Draft paper on benzpyrene content of air
Typescript paper on benzpyrene content in towns, the statistics from 6 on attached to this, Pybus has annotated this paper with corrections and changes.
Letter on dental caries and air pollution - this letter was published the Medical Press in 1959.
"Cancer Research" A review manuscript and type copy
Lecture paper given to the North of England Branch of the British Medical Association.
Proofs of black and white photographs used in cancer research articles.