[Sir Frank Edward] Smith to Sir Robert Robertson. Agrees to send a note of appreciation to Ubbelohde for his valuable work with the sensitiveness of Explosive Sub-committee.

[Alexander] Maxwell, Home Office, to Sir Robert recommending Dr Watt in preference to Major Gaitskell for a post as Inspector of Explosives. Copy letter from General Bingham testifying to the work of Dr Watts enclosed.

Printed pamphlet 'Instruction in anti-gas measures', by Lieut. Colonel [Arthur] Smithells.

The Chemical Consultant and Research Associations', by [Alfred] Chaston Chapman, with appendix. 'A lead to Research Associations', from Industrial Chemist, no. 47, vol. IV.

Draft testimonial on behalf of Mr H.A. Phillips in connection with an application for admission to the Fellowship of the Institute of Chemistry.

X-ray study of isoprene, butadiene and chloroprene at low temperature', by C.J.B. Clews. Reprinted from Nature, vol. 141.

[Arthur Douglas?] Merriman, Ministry of Supply, Sevenoaks, Kent to Sir Robert [Robertson]. Encloses an outline of his qualifications and experience.

Memoirs of the Andhra University; Scattering of light in single crystals, intensity measurements', by S. Bhagavantam and K. Venkateswarlue. Reprinted from the Proceedings of the Indian Academy of Sciences, vol. XIX, no. 2.

Recent developments in sewage treatment and disposal at the London County Council sewage works', by J.H. Coste. A paper read at a Sessional Meeting held at the Royal Sanitary Institute. An excerpt from the Journal of the Royal Sanitary Institute, vol....

La Maison de Chemie', by Granvalle. Typescript notes from La Revue International de Chemie Industrielle, no. 36.

[Frederick George] Mann, University Chemical Laboratory, Cambridge, to Sir Robert Robertson. Relates to the possibility of H. Melville extending his fellowship or finding an alternative post.

Godfrey Rotter to [Sir Robert Robertson?]. Complains about the administration of the research department.

The "cyclization" of vitamin A and allied compounds', by E.G.E. Hawkins and R.F. Hunter. Reprinted from the Biochemical Journal, vol. 38, no. 1.

Phytic acid and the rickets-producing action of cereals', by D.C. Harrison and E. Mellanby. Reprinted from the Biochemical Journal, vol. XXXIII, no. 10

Quantum theory and diffuse X-ray reflections', by G.D. Preston. Reprinted from Nature, vol. 149.

[Sir Robert Robertson] to Professor [Thomas] J. Nolan. Thanks him for the paper on "gangoleoidin".

Prem239er rapport de la commission permanante de thermochemie', by D. Sweitoslowski and L. Keffler. Published by the Union Internationale de Chemie

Sketch of air conditioning plant at Buckingham Palace'.

[Sir William Scott] Douglas [Permanent Secretary Ministry of Supply] to Dr Godfrey Rotter. Expresses appreciation of his work as director of explosives research on the occasion of his retirement.

[Arthur] Marshall, Kirkee, India to [Sir Robert] Robertson. Thanks him and gives details of the post in India.