Correspondence with colleagues and manufacturers on methods, costs etc. of atomic model-building and scientific illustration.

Folder C.299. 1953-1958. With R.B. Corey, on "Pauling-Corey space-filling models", often referred to elsewhere in the correspondence.

Folder C.300. 1957. With manufacturers of expanded polystyrene/plastics.

Folder C.301. 1957-1959.

Folder C.302. 1961-1962.

Folder C.303. 1963.

Folder C.304. 1965. Includes catalogue of British Biophysical Society Winter Meeting Exhibition of Molecular Models, and an earlier (September 1960) report of the Conference of the committee on atomic and molecular models of the Biophysics and Biophysical Chemistry Study Section of the US National Institutes of Health.

Folder C.305. 1966-1967.

Folder C.306. 1969.

Folder C.307. Printed/duplicated information on model-building.